2 maths question please help 40 points

2 Maths Question Please Help 40 Points

Answers

Answer 1
1 and y=2x-1
Hope this helps!!
Answer 2

The first question is 1 and the second question is y = 2x - 1


Related Questions

Categorize each triangle by both sides and angles. Choose two for each question below.

Answers

Answer:

Obtuse

Step-by-step explanation:

Answer: scalene, and obtuse

Step-by-step explanation: All of the sides are different lengths so that makes it a scalene triangle. On the picture it also shows that one of the angles is 107 degrees. Since 107 is larger than 90, it is an obtuse triangle.

Which one would you choose for a pair of sneakers that are $75.00? Why?

Answers

Answer:

find some forces and in the low size if your feet are small they look good and there really well made

Step-by-step explanation:

Solve the system of equations x+y= -13 and 4x + 6y = -72 by combining the
equations.

Answers

Answer:

Step-by-step explanation:

Fist you add -13 to 6y and than 4x that should be 69420

What is the value of x?

A. 142
B. 152
C. 76
D. 71

Answers

Answer:

x has a value of 71, making D the correct answer.

Step-by-step explanation:

Because this is an isosceles triangle, we know that the bottom two angles are equal.  We also know that the sum of the angles inside a triangle will always come to 180°.  With that in mind, we can simply subtract 38° from 180° and divide by two to get the correct answer.

[tex]x = (180 - 38) / 2\\= 142 / 2\\= 71[/tex]

So the correct answer is D, 71 degrees.


The grid you see below is in the shape of a rectangle. What is the area, in square units, of the shaded part?

Answers

Answer:

I believe the answer would be 6

Step-by-step explanation:

Area = length x width

4 x 3 = 12

12/2= 6 because only half of the rectangle is shaded

(11x + 8) + (8x + 12) =27

Answers

Answer:

11x + 8 +8x +12 =27  (drop the parenthesis, there's no actual need for them)

19x +20 =27 (i combined like terms and then subtracted 20 from both sides)

19x = 7  (divide both sides by 19 to get x alone)

x= 7/19 or 0.36842105 (the answer)

Step-by-step explanation:

Oh wow that person that answered already

6
Julie bought a 5-lb bag of potatoes for
$2.70. The bag contained 10 potatoes.
If each potato weighs and costs about
the same, which is the most reasonable
estimate of the unit rate per potato?
A $0.27
C $2.70
B $0.50
D $3.70

Answers

Answer: a

Step-by-step explanation:

multiply each answer by 10

Im desperate, please help asapp!!

Answers

Answer:

A: Quadrant IV

B. Quadrant III

Step-by-step explanation:

Quadrant IV is the bottom right

Quadrant III is the bottom left

an equivalent ratio for 5:10

Answers

Answer:

Here u go! :)

Step-by-step explanation:

10:20, 15:25, 20:30 etc..

Hope this helps you! xx

Answer:

10:20, 15:30, 20:40, 25:50

Step-by-step explanation:

What is the slope of the line 3x – 9y = 4?

Answers

Answer:

Slope = [tex]\frac{1}{3}[/tex]

Step-by-step explanation:

Write the equation in y =mx + c form

3x - 9y = 4

    -9y = -3x + 4

       [tex]y = \frac{-3x}{-9}+ \frac{4}{-9}\\\\y =\frac{x}{3} - \frac{4}{9}\\m = \frac{1}{3}[/tex]

x = 4x + 3 "explain your thinking"

Answers

Answer:

x equals to -1

Step-by-step explanation:

x-4x :3

-3x : 3

so x: -1

Find the gradients of lines A and B​. NEED ASAP

Answers

Step-by-step explanation:

The line A, the slope is +2

And line B the slope is n-1

Answer:

For A;

x1 = -2, y1 = -3, x2 = 3, y2 = 7

Gradient = (y2 - y1)/(x2 - x1)

= (7 - (-3))/(3 - (-2))

= 10/5 = 2.

For B;

x1 = 7, y1 = -2, x2 = -2, y2 = 7

Gradient = (y2 - y1)/(x2 - x1)

= (7 - (-2))/(-2 - 7)

= 9/-9 = -1.

the seventh grade class is putting on a variety show to raise money. it cost 700 dollars to rent the banquet hall that they are going to use. if they charge 15 dollars for each ticket, how many tickets do they need to sell in order to raise 1000 dollars. Write an inequality and a solution to the inequality.​

Answers

Answer:

Since the question is partial, i will assume 2 scenarios:

They need to raise 1000 income

They need to make 1000 as profit

If $1000 as income:

Each ticket costs $15, so  tickets would bring them $1000 income. Fractional ticket is not possible, so rounding gives us 67 tickets as the answer.

If $1000 as profit:

Their cost of renting is $700. We know that .

So, . So, to raise $1700, we need  tickets. Fractional ticket is not possible, so rounding gives us 114 tickets as the answer.

ANSWER:

If need to raise atleast $1000 as income, they need to sell 67 tickets.

If need to raise atleast $1000 as profit, they need to sell 114 tickets.

The most probable answer would be 114 tickets

PLZ MARK ME BRAINLIEST

Find the x-intercept and the y-intercept of the graph of the equation.

5x - y = 35

Answers

Answer:

The x-intercept is (7,0), and the y-intercept is (0,-35).

Step-by-step explanation:

The x-intercept has a y-coordinate of 0, since it is only because of that can the x-intercept touch the x-axis. Hence, once we plug y = 0 into 5x - y = 35:

5x - 0 = 35

5x = 35

x = 7.

Hence, the x-intercept is (7, 0).

Consequently, the y-intercept can be found using the same methods. Knowing the y-intercept has a x-coordinate of 0, we can plug that in to find:

5(0) - y = 35

0 - y = 35

y = -35

Hence, the y-intercept is (0,-35).

Hope this helped!

The Answer is x=7 and y=-35

Jeremey performs the same operations on four values of x. He records each resulting y-value in a table, as shown below. Which equation shows the operations Jermey performs on x to get to y

Answers

Answer:

Y=4x-3

Explanation: If we look 2 = 5 We can do 4(2)= 8 -3 = 5 So that the answer and 4(4)= 16-3 = 13 so these are the Y so this is the answer!

hi ! if you come across this can you please help me out?:) tysm

Answers

Answer: y=4x-2

Step-by-step explanation:

Since you are looking for y-intercept, the point has to be on the vertical line and the slope is 4 so it has to go up 4 to the right 1

Which point is located at (2,-5)?

Answers

Answer:

B.

Hope this helps!

SOMEBODY PLEASE HELP ASAP!!! WILL GIVE BRAINLIEST


In parallelogram KLMN, KN = 10, MN = 7 and mK = 50°



Find the measures of the remaining angles of parallelogram KLMN. Justify each of the measures with a theorem.
Find the measures of the remaining side lengths of parallelogram KLMN. Justify each of the measures with a theorem.

Answers

Answer:

a- 130, 130, and 50

b- 7 and 10

Answer:

a- 130, 130, and 50

b- 7 and 10

Step-by-step explanation:

Graph the line with a slope of 3/5 and goes through the point (1,2).

Answers

Answer:

The answer is y= 3/5x+7/5

Find the surface area of the 3D solid. Round to one decimal place.

Answers

Answer:

172.5

Step-by-step explanation:

The formula for the surface area of a right circular cone (the following shape) is πr( r + √h^2 + r^2). Since the radius (r) is already given (3) and the height (h) is already given (15), you just replace each r with 3 and h with 15. After solving this out, you should get 172.45, which rounds to 172.5 to the first decimal place

How do I solve this inequality?

Answers

Answer:

x is the element of {-4,-3,-2,-1,0,1,2,3,4}

ALGEBRA 1 question for 20 POINTS!!!
Solve and match the graph to the inequality. please answer if you actually know the answers. also format your answer like this...
1.j 2.j 3.j

Answers

Answer:

1. G

2. J

3. B

4. I

5. H

6. C

7. E

8. F

9. A

10. D

Step-by-step explanation:

Suppose a cylinder has a diameter of 18 feet and a height of h feet. Which equation can be used to find V, the volume of the cylinder in cubic feet?

Answers

Answer:

Volume of a cylinder, V = πr^2h

but r= d/2

therefore, Vol = π(d/2)^2h

from the parameters given,

Vol = π(18/2)^2h

=81πh

Complete the following statement.
100% of $12 = $____

Help pls

Answers

Answer:

$12

Step-by-step explanation:

100% of x = x. This would be the same no matter what number used. 100% of 294 = 294.

Answer:

100% of $12 = $12

Step-by-step explanation:

[tex]100 \% \: of \: \$12 \\ \\ = \frac{100}{100} \times 12 \\ \\ = \$12 [/tex]

3(x - 1) <-3(2 – 2x)
solve the inequality

Answers

Answer:

3x-3<6x-6

Step-by-step explanation:

3(x)= 3x

3(-1) = -3

3x-3

-3(2) = -6

-3(-2x) = 6x

6x-6

A cone has a height of 19 yards and a radius of 7 yards. What is its volume
Use a 3.14 and round your answer to the nearest hundredth.

Answers

Answer:

Step-by-step explanation:

h= 19 yards, r=7yards, v=?,Π= 3.14

Vol. Of a cone = 1/3×h×Π×r²

V= 1/3×19×3.14×7²

V= 2923.34/3

V=974.45

To the nearest hundredth

V=974cm³

simplify the expression a² • 3a and explain your steps pls

Answers

Answer:

3a^3

Step-by-step explanation:

Ok I got you bud now the the first thing to notice that they're all the same variable. so the way I learned to look at is like this  

1a^2 x 3a^1

so the reason I put it like this is so I remember that in front of every variable is a coefficient. so you would first multiply the coefficient

3x1=3

3

then multiply the a's you have one a that is being squared and one a to the first power so since your multiplying them you just add the exponents

a^1 + a^2 = a^3

so when you put it all together it says 3a^3

hope this helps

−x + (−3) = x + 3
plz hurry

Answers

Answer:

X= -3

Step-by-step explanation:

what is the cube root of 262144

Answers

Answer:

the cube root of 262144 is 512

Answer:

64

Step-by-step explanation:

The cube root of 262144 is 64

The sum of two numbers is 63. The first number minus the second number is 41. Find the two numbers.

Answers

Answer:

11 and 52.

Step-by-step explanation:

Let the smaller number be x and the bigger number be x+41.

Smaller no. + bigger no. = 63

x + x + 41 = 63

Add like terms.

2x + 41 = 63

Isolate 2x.

2x = 63 - 41

    = 22

Find x.

x = 22 ÷ 2

Smaller number (x) = 11

Find x + 11.

x+41 = 11 + 41

Bigger number (x+41) = 52

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