Write the equation of the line that passes through A(-3,-2) and B(1,6).
Express your answer in y=mx+b form. ​

Answers

Answer 1

Answer:

y = 2x+4

Step-by-step explanation:

[tex]A(-3,-2) and B(1,6).\\\\x_1 = -3\\y_1 = -2\\x_2 = 1\\y_2 =6\\\frac{y-y_1}{x-x_1} =\frac{y_2-y_1}{x_2-x_1} \\\frac{y -(-2)}{x -(-3)} =\frac{6-(-2)}{1-(-3)}\\\frac{y+2}{x+3} = \frac{6+2}{1+3} \\\frac{y+2}{x+3} = \frac{8}{4} \\Cross-multiply\\4(y+2) =8(x+3)\\4y +8 =8x+24\\4y = 8x +24-8\\4y = 8x+16 \\OR\\ y = 2x+4[/tex]


Related Questions

1/3 of 12 =2/3 of PLEASE HELP ME!!!!!!!!!!!

Answers

Answer:

6

Step-by-step explanation:

Let the number be x.

1/3 × 12 = 2/3 × x

Multiply.

12/3 = 2/3x

4 = 2/3x

Multiply both sides by 3/2.

4 × 3/2 = x

12/2 = x

x= 6

Answer:

1/3 of 12 = 2/3 of 6

Step-by-step explanation:

1/3 · 12 = 2/3 · x

12/3 = 2x/3

Multiply 3 on both sides.

12 = 2x

12 ÷ 2 = x

6 = x

A server gets an average of $4.50 in tips for each table he serves. In the morning, the server had 12 tables and in the afternoon the server had 13 tables Find his tips

Answers

Answer:

$112.50

Step-by-step explanation:

so the first thing you would do is add 12 to 13 to get

12 + 13 = 25

then multiply 25 by 4.50 to get

25 x 4.50 = 112.50

so the average number of tips the server has received is $112.50

What is the solution to the system of linear equations graphed below?

A.) (0, 4)
B.) (4, 1/2)
C.) (1/2, 4)
D.) (0, 3)

Answers

Answer:

C.) (1/2, 4)

Step-by-step explanation:

The solution is where the two lines intersect

The lines intersect at x = .5 and y =4

Answer:

C.) (1/2, 4)

Step-by-step explanation:

What is the seventh term in the arithmetic sequence defined by the explicit formula an=5n+3? (PLEASE HELP!!!)

Answers

Answer:

a7 = 38

Step-by-step explanation:

n is the term indicator

an = 5n+3

Let n=7 if we are looking for the 7th term

a7 = 5*7 +3

a7 = 35+3

a7 = 38

HELP ASAP ! Identify the volume and surface area of a sphere in terms of pi with a great circle area of 144pi ft^2.

Answers

Answer:

Area of sphere = 576 pi ft^2

Volume of sphere = 2,304 pi ft^3

Step-by-step explanation:

Radius of great circles are the same as radius of the sphere

So let’s calculate the radius of the sphere from the area given;

Mathematically;

pi * r^2 = 144pi

r^2 = 144

r = square root of 144

r = 12 ft

Volume of sphere = 4/3 * pi * r^3

= 4/3 * pi * 12^3 = 2,304 pi ft^3

Area of sphere = 4 * pi * r^2 = 4 * pi * 12^2 = 4 * 144 * pi = 576 pi ft^2

Each of the following sets of dimensions represents the dimensions of a right rectangular prism. All of them have the same volume except:

Answers

Answer:

Its A

Step-by-step explanation:

i got it right

Given a right triangle with acute angle of 40° and a hypothenuse length of 35 feet, find the length
of the side opposite the acute angle.

Answers

Answer:

the length of the side opposite = 20.6 feet

Step-by-step explanation:

using SOHCAHTOA

Sin 40 = opp / hyp

Sin 40 = opp / 35

opp = sin 40 x 35

opp = 20.6 feet

Pls help me it is urgent .A trader bought a plate for 120 naira and sold it for 168 naira .What is his percentage profit.

Answers

Answer:

40%

Step-by-step explanation:

He made 48 naira.

48 = 40% * 120

x + y + 5) and (2x – 2y – 3)

Answers

Step-by-step explanation:

Since your question is incomplete, I have given you two different options based on your incomplete question.

Hope you understand this.

HAVE A GOOD DAY!

find the distance between the points (-2,6) and (-1,-3)

Answers

Answer:

[tex]\sqrt{82}[/tex]

Step-by-step explanation:

Calculate the distance d using the distance formula

d = [tex]\sqrt{(x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }[/tex]

with (x₁, y₁ ) = (- 2, 6) and (x₂, y₂ ) = (- 1, - 3)

d = [tex]\sqrt{(-1+2)^2+(-3-6)^2}[/tex]

  = [tex]\sqrt{1^2+(-9)^2}[/tex]

  = [tex]\sqrt{1+81}[/tex]

  = [tex]\sqrt{82}[/tex] ≈ 9.06 ( to 2 dec. places )

Answer:

9.06

Step-by-step explanation:

(-2,6) and (-1,-3)

Distance =√(x2−x1)^2+(y2−y1)^2

√(−1−(−2))^2+(−3−6)^2

√(1)^2+(−3−6)^2

√(1)^2+(−9)^2

√1+81=

√82 ≈9.055385138137417

The width of a photograph is 4 inches. Tori measures its width using the two rulers, both of which measure in inches. Which statement is true about the accuracy and precision of the rulers? The measurement found using Ruler 1 is more accurate and more precise. The measurement found using Ruler 2 is more accurate and more precise. The measurement found using Ruler 1 is more accurate but less precise. The measurement found using Ruler 1 is more precise but less accurate.

Answers

Answer:

The measurement found using Ruler 2 is more accurate and more precise.

Step-by-step explanation:

Ruler 1 has fewer tick marks, Ruler 2 has more which indicates  a more precise, exact, accurate reading.

option B is correct on edge

Step-by-step explanation:

Which is the solution to the equation 3.5 (2 h + 4.5) = 57.75? Round to the nearest tenth if necessary.
Answer options:
6
7.6
8.9
10

Answers

Answer = 6

Step by step explanation:

3.5(2h +4.5) =57.75
- divide both sides by 3.5

2h+4.5= 16.5
- now subtract 4.5 from both sides

2h= 12
-make h the subject by dividing both sides by 2

h=6

Answer:

The answer is 6

Step-by-step explanation:

I just took the test and got a 100% on it

Amanda, Sarah and Bethany share the cost of a holiday in the ratio 5 : 4 : 3.

Amanda pays £235
a) Work out the total cost of the holiday.
b) Work out how much Bethany pays.

(show all your working out)

Answers

Answer:

a. £564

b. £141

Step-by-step explanation:

a. Firstly, we add up the ratios

= 5 + 4 + 3 = 12

Amanda’s share was 5

Let the total amount be £x

Thus; 5/12 * x = 235

5x = 12 * 235

x = 2820/5 = 564

The total cost of the holiday is £564

b. We want to calculate what Bethany paid

That would be 3/12 * 564 = £141

Find the 6th term of the arithmetic sequence -4, 0, 4, 8, … 16 -8 12 None of these choices are correct

Answers

Answer:

If you account 0 as your first term then the 6th term of the arithmetic sequence will be 20.

Step-by-step explanation:

Identify the values of a, b, and c in the following quadratic equation. 3[tex]x^{2}[/tex] - 2x + 5 = 0

a =?
b =?
c =?

Answers

Answer:

a = 3

b = -2

c = 5

Step-by-step explanation:

The general form of a quadratic equation is ax² + bx + c = 0.

3x² - 2x + 5 = 0

The value of a is 3.

The value of b is -2.

The value of c is 5.

Please answer this in two minutes

Answers

Answer:

[tex] t = 17.3 [/tex]

Step-by-step explanation:

Given:

∆TUV,

m < T = 87°

VT = u = 11

TU = v = 14

VU = t = ?

Use the Law of Cosines to find t as shown below:

[tex] t^2 = u^2 + v^2 - 2uv*cos(T) [/tex]

[tex] t^2 = 11^2 + 14^2 - 2*11*14*cos(87) [/tex]

[tex] t^2 = 121 + 196 - 308*0.0523 [/tex]

[tex] t^2 = 317 - 16.1084 [/tex]

[tex] t^2 = 300.89 [/tex]

[tex] t = 17.3 [/tex] (rounded to the nearest tenth)

Express in the form 1 : n 4 : 12

Answers

Answer:

1:3

Step-by-step explanation:

4:12 divides by 4 to give

1 : 3

Answer:

n = 3

Step-by-step explanation:

1:n = 4:12

1/n = 4/12

Cross multiply.

4n = 12

n = 12/4

n = 3

Order the following numbers from least to greatest. 5/4; 1.3; 1 8/25 (The 1 8/25 is a mixed number reading One and Eight Twenty-fifths, not 18/25)

Answers

Answer:

5/4,1.3,1 8/25

Step-by-step explanation:

5/4 = 1.25

1 8/25=1.32

1.25<1.3<1.32

I need help with this what’s the answer

Answers

Answer:

If we look at the table we notice that 2 + 4 = 6, 3 + 4 = 7, 4 + 4 = 8 and so on so the equation is y = x + 4.

Answer:

x+4

Step-by-step explanation:  

To solve this question we must look at the examples :

x=2 and y=6  

6-2=4

x=2 and y=7

7-3=4

so the aswer is : y = x + 4

Evaluate 2/5 divided 1/4 Give answer as a mixed number in its simplest form

Answers

Answer:

1 3/5

Step-by-step explanation:

2/5 ÷ 1 /4

Reciprocal.

2/5 × 4/1

Multiply.

8/5

Convert to a mixed fraction.

1 3/5

The required mixed number is given as 3 1/5 and in simplest form, it is 8/5.

Given that,
To evaluate 2/5 divided 1/4,

What is the fraction?

Fraction is defined as the number of compositions that constitutes the Whole. Fraction is representation as a/b where a and b are integers.

Here,
According to the question,
= [2/5 ]/ [1/4]
= 2/5 × 4 / 1
= [2 × 4] / [5 × 1]
= 8 / 5

Now,
Mixed number = 8/5 = 3 1/5

Thus, the required mixed number is given as 3 1/5 and in simplest form, it is 8/5.

Learn more about fractions here:
https://brainly.com/question/10708469

#SPJ3

A system of equations is shown below:
n = 3m + 7
n - 2m = 1
What is the solution, in the form (m, n), to the system of equations?
O (3,7)
(1,8)
O(-3,-2)
O(-6, -11)

Answers

Answer:

Last option is the correct choice.

Step-by-step explanation:

Substitute the first equation in the second equation and then solve for the variable m.

[tex]\begin{bmatrix}3m+7-2m=1\end{bmatrix}[/tex]

[tex]m=-6[/tex]

[tex]n=3\left(-6\right)+7\\\\n=-11[/tex]

Best Regards!

D!!!!

n=−11

m=−6

I used a graph to show you what the lines and when they would intersect would look like!!

how do you do this : 40% of 98 = _____

Answers

Answer:

39.2.

Step-by-step explanation:

Think of the word "of" as a sign that you have to multiply.

- Hope this helped you.

Answer:

39.2

Explanation:

To solve this problem, we must first convert the forty percent into a decimal

⟹ 40% = 0.40

Next, multiply forty percent (as a decimal) by ninety eight

⟹ 0.40 × 98 = ?

⟹ 0.40 × 98 = 39.2

Therefore, forty percent of ninety eight is 39.2.

Arrange in ascending order 1/4, 1/3, 1/18, 2/19.

Answers

2/19, 1/18, 1/4, 1/3

sorry about that.

Answer:

Ascending order is 2/19,1/18,1/4,1/4

Step-by-step explanation:

I hope this will help you:)

Darius and Barb are playing a video game in which the higher score wins the game. Their scores are shown below.
Darius's scores: 96,54, 120, 87, 123
Barb's scores: 92, 98, 96, 94, 110
Barb says that she is the winner. Darius says that it is a tie, Who is correct?
O Barb is correct if both the mean and median scores are considered.
O Barb is correct if only the median score is considered
O Darius is correct if both the mean and median scores are considered,
O Darius is correct if only the median score is considered.

Answers

Answer:

D. I hope it helps!

Step-by-step explanation:

Darius is correct if only the median score is considered.

just took the quiz on edg.

What is the inverse of the function f(x) = 2x + 1?
1
o h(x) = 5x-
2x +
O h(x) = 1
3x-2
N/" Nr
Oh(x) =
O h(x) = x + 2

Answers

Answer:

[tex]f^{-1}[/tex] (x) = [tex]\frac{x-1}{2}[/tex]

Step-by-step explanation:

let y = f(x) and rearrange making x the subject, that is

y = 2x + 1 ( subtract 1 from both sides )

y - 1 = 2x ( divide both sides by 2 )

[tex]\frac{y-1}{2}[/tex] = x

Change y back into terms of x with x = [tex]f^{-1}[/tex] (x) , so

[tex]f^{-1}[/tex] (x) = [tex]\frac{x-1}{2}[/tex]

Answer:  " f⁻¹(x) = (x-1)/2  ";  or, write as:

___________________________________

              " f⁻¹(x) = (x/2) - (1/2) " .

___________________________________

Step-by-step explanation:

___________________________________

Given:   f(x) = 2x + 1 ;  Find the inverse:

___________________________________

1)  Rewrite as y = 2x + 1 ;

2) Replace the "x" with "y" ; and the "y" with "x" ; and rewrite:

         x = 2y + 1 ;

3)  Now, "solve"; with "y" standing alone as a single, isolated variable on the left side of the equation, with an "equals" sign following the "y" :

         x = 2y + 1 :

Subtract "1" from each side of the equation:

         x - 1 = 2y + 1 - 1 ;

to get:

         x - 1 = 2y ;

___________________________________

↔  Rewrite as :

2y = x - 1 ;

Now, divide each side of the equation by "2" ;

  to isolate "y" on the left-hand side of the equation;

  & to solve in terms of "y":

___________________________________

2y / 2 = (x-1)/2 ;

___________________________________

to get:

y = (x-1)/2 ;

or; write as:  y = (x/2) - (1/2);

___________________________________

Now, rewrite; by replacing the "y" with "f⁻¹(x) "; as follows (to indicate that this is the "inverse function"):

___________________________________

f⁻¹(x) = (x-1)/2 ;  or, write as:

___________________________________

f⁻¹(x) = (x/2) - (1/2) .

___________________________________

Hope this is helpful to you!

 Best wishes!

___________________________________

What is the product? ​

Answers

Answer:

It's (B)

Step-by-step explanation:

Triangles X Y Z and E G F are shown. Side X Y is 3.0 inches and angle Y Z X is 107 degrees. Side F G is 2.4 inches and side E F is 1.3 inches. Angle G E F is 48 degrees. Given ΔXYZ ≅ ΔEGF, find the measurements of the unknown sides and angles. ZX = 1.3 in. EG = 3 in. m∠X = ° m∠G = °

Answers

Answer:

The answer is given below

Step-by-step explanation:

In triangle EFG, let a = EG, A = ∠f, b= 1.3 in, B = ∠G, c = 2.4 in C = ∠E = 48°

Using cosine rule:

[tex]c^2=a^2+b^2-2ab*cos(C)\\a^2-2ab*cos(C)=c^2-b^2\\Substituting:\\a^2-2a(1.3)cos(48)=2.4^2-1.3^2\\a^2-1.74a=4.07\\a^2-1.74a-4.07=0\\a=3\ or\ -1.34\\a=EG=3\ inches[/tex]

EG = 3 inches

Using sine rule,

[tex]\frac{b}{sin(B)} =\frac{c}{sin(C)}\\ Substituting:\\\frac{1.3}{sin(B)} =\frac{2.4}{sin(48)}\\sin(B)=\frac{sin(48)*1.3}{2.4}=0.4025\\ B=sin^{-1}(0.4025)=23.7^0[/tex]

∠G = B = 23.7°

Given ΔXYZ ≅ ΔEGF,

Therefore: ZX = EF = 1.3 inches, m∠X = m∠G =23.7 °, m∠Z = m∠F = 107°

ZY = FG = 2.4

Answer:

ZX = 1.3 in.

EG = 3 in.

m∠X = 48°

m∠G = 25°

Step-by-step explanation:

ΔXYZ ≅ ΔEGF

107 + 48 = 155

m∠G = 180 - 155 = 25

What is 6 y minus 3 x = negative 18 written in slope-intercept form?

Answers

Answer:because that’s what the answer is

Step-by-step explanation:

Answer:

Y=1/2x-3

Step-by-step explanation:

Which input value produces the same output value for the two functions on the graph? A. x = –3 B. x = –1 C. x = 1 D. x = 3

Answers

Answer:

D. x = 3

Step-by-step explanation:

When x = 3 on both graphs, y is equal to -1 on both graphs.

We can also see that there is the same output value because there is an intersection point at x = 3.

Answer:

D. x = 3.

Step-by-step explanation:

That would be the x value correspond to the point of intersection of the 2 graphs. That  is x = 3.

To confirm this,  plug x = 3 into  each function and you'll see the output to be -1 in each case.

Which equation corresponds to the sentence

Answers

Answer:

5x = 60

Step-by-step explanation:

Let the number be x.

The product of 5 and x equals 60.

5 × x = 60

5x = 60

Hey there!

Answer:

5x = 60.

Step-by-step explanation:

If a product (multiply) of 5 and a number equals 60:

x - represents a "number"

5 · x = 60

5x = 60.

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