(4x + 3)(x + 1) = 1
What is the solution set?

Answers

Answer 1

Answer:

Step-by-step explanation:

4x^2 + 7x + 3 = 1

4x^2 + 7x + 4 = 0

-7 ± [tex]\sqrt{49 -64}[/tex]

------------------

      8

(Sorry, first time making complex equations)

-7 ± [tex]\sqrt{-15}[/tex]

-------------

      8


Related Questions

sarah lost her science book her school charges a lost book fee equal to 75% of the cost of the book sarah recieved a notice she owes the school $60 for the book how much did the school pay for the book

Answers

Answer: $80

Step-by-step explanation:

You have been told that Sarah ended up paying $60, and you were told before that the charge for a lost book was 75%.

Therefore

$60 = 75%

Now we have to find out what amount of money would be equivalent to 100%:

To do this, find out what amount of money would be equivalent to 25% first.

You can do this by dividing both values by 3.

60 / 3 = 20

75 / 3 = 25

So now $20 = 25%

Now find 100% (which is the original amount) multiply each value by 4 :

$80 = 100%

So the school payed $80 for the book.

hope this helps :)

Solve for m < A


110

55

90

70

Answers

I guess the answer is 70°

I believe that the answer is 70%

10 points - What is the 8th term of the sequence?

8, 24, 72, 216...

Answers

Answer:

17,496 hope this helps

Step-by-step explanation:

DESPERATE WILL GIVE BRAINLIST AND THANKS
What is ​2410​ expressed as a decimal?

Enter your answer in the box.

Answers

Answer:

2.1400

Step-by-step explanation:

Answer:

2.4

Step-by-step explanation:

Solve for y.
(y+k)h=C

Answers

Isolate the variable by dividing each side by factors that don't contain the variable.

Does (3, 10) make the inequality y > 2x + 2 true?

Answers

Answer:

Yes, it makes it true

Step-by-step explanation:

Plug in 3 and 10 as x and y into the inequality:

y > 2x + 2

10 > 2(3) + 2

10 > 6 + 2

10 > 8

Since 10 is bigger than 8, this inequality is true.

So, (3, 10) makes the inequality true.

Como llega el gas natural a las Islas Baleares? I a Mallorca?

Answers

Answer:

El gas natural llegó ayer a Mallorca a través del gasoducto submarino.

Select the correct answer. Which number has a repeating decimal form? A. 15 B. 11/25 C. 3/20 D. 2/6​

Answers

Answer:

its D 2/6

Step-by-step explanation:

From the given options 2/6 has a repeating decimal form. Therefore, option D is the correct answer.

From the given options we need to find which number has a repeating decimal form.

What is a repeating decimal form?

A repeating decimal or recurring decimal is the decimal representation of a number whose digits are periodic (repeating its values at regular intervals) and the infinitely repeated portion is not zero.

Now, from option A:

1/5=0.2

From option B:

11/25=0.44

From option C:

3/20=0.15

From option D:

2/6​=0.3333333

From the above calculation, we can see that number 2/6 has a repeating decimal form.

Therefore, option D is the correct answer.

To learn more about a repeating decimal form visit:

https://brainly.com/question/15463817.

#SPJ2

Please help it's easy!

Answers

Step-by-step explanation:

[tex] - \frac{1}{4} \times ( - \frac{6}{11} )[/tex]

[tex] \frac{1}{2} \times \frac{3}{11} [/tex]

[tex] \frac{3}{22} [/tex]

Answer:

3/22

Step-by-step explanation:

13x = 2(5x+3) solve for x

Answers

Answer:

13x=2(5x+3)

13x=10x+6

13x-10x=6

3x=6

x= 6/3

x=2

Answer:

x=2

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

13x=2(5x+3)

13x=(2)(5x)+(2)(3)(Distribute)

13x=10x+6

Step 2: Subtract 10x from both sides.

13x−10x=10x+6−10x

3x=6

Step 3: Divide both sides by 3.

3x/3=6/3

         

            Answer:

               x=2

have a nice day!!!

area of this circle
attachment below

Answers

Answer:

Step-by-step explanation:

Area of a circle = (3.14) (6)2

= 113.04

Answer:

Area = 36π

Step-by-step explanation:

Area of circle = π x r²

Area = π x 6²

        = 36π

Cdef maps to jklm with the transformation (x,y) to (4x,4y) to (x-4,y-9). What is the value of ef/lm.

Answers

Answer:

EF / LM = 1 / 4

Step-by-step explanation:

Transformation is the movement of a point from its initial location to a new location. Types of transformation are reflection, translation, dilation and rotation.

Dilation is the enlargement or reduction in the size of a figure. If a point A(x, y) is dilated by a scale factor of k, the new point is at A'(kx, ky).

Translation is the movement of a point right, left, up or down. If a point A(x, y) is translated a units left and b units down, the new point is at A'(x - a, y - b).

Translation preserves the size and shape of an object. Dilation preserves the shape but not the size.

Cdef maps to jklm with the transformation (x,y) to (4x,4y) to (x-4,y-9).

CDEF was first dilated by a scale factor of 4 to get (4x,4y) before it was translated by (x-4,y-9). Since dilation changes the size of the figure, hence JKLM would be 4 times the size of CDEF. Therefore:

LM / EF = 4

EF / LM = 1 / 4

A recipe calls for 1/2 cup of milk for every 3/4 cup of flour. If Kenny wants to double the recipe, how many cups of flour will he need?

Answers

Answer:

2\3 cups will be needed..good luck

Tom used 3/8 of a piece of ribbon for a kite tail. From the remaining 5/8 of the ribbon, he cut pieces to tie weights on the kite tail. Each tie was 1/12 of the whole ribbon. How many times did he cut?

Answers

Answer:

7.5

Step-by-step explanation:

Fraction used for kite = 3/8

Fraction of entire ribbon = 1/1

Fraction left after making kite :

Fraction left = 1 - 3/8 = (8 - 3) / 8 = 5/8

Fraction used as tie = 1/12

Number of ties obtainable from the fraction left :

Fraction of ribbon left ÷ fraction used as tie

5/ 8 ÷ 1/ 12

5/8 * 12 / 1

= 60 / 8

= 7.5

The difference btwn 2 villages is over 24km Write this as an algebraic statement

*HELP*​

Answers

Answer:

|x - y| > 24

Step-by-step explanation:

The difference btwn 2 villages is over 24km Write this as an algebraic statement

To solve :

Let us represent the two villages with an alphabet :

Let:

Village 1 = x

Village 2 = y

The difference between the two villages : |Village 1 - Village |, that is x - y

The difference is more than 24 km, that is > 24

Hence,

Algebraically,

|x - y| > 24

Very easy question - please answer fast

Answers

Answer:

A

Step-by-step explanation:

Cause if you go up 1 and to the right three you get a point on the line

find the first term and the common difference of an arithmetic progression in which t5=3x-y and t11=5y

t5 refers to term 5 and t11 refers to term 11

Answers

first term: 5x-5y

common difference: -x/2 + y

The common difference is d = -0.5x + y and the first term is 5x-5y

Geometric progression

The nth term of the geometric progression is expressed as:

[tex]T_n=a+(n-1)d[/tex]

where;

a is the first termr is the common  ration is the number of terms

The fifth term of the sequence is expressed as:

[tex]T_5=a+4d=3x-y[/tex]

[tex]T_{11}=a+10d=3x-y[/tex]

Take the difference of the terms:

[tex]4d-10d=3x-y-5y\\-6d=3x-6y\\d= -0.5x+y[/tex]

Get the first term:

a = 3x - y - 4(-0.5x+y)

a = 3x - y + 2x - 4y

a = 5x - 5y

Hence the common difference is d = -0.5x + y and the first term is 5x-5y

Learn more on arithmetic progression: https://brainly.com/question/14359341

Drag numbers to write an equation for the line in slope-intercept form. Numbers may be used once, more than once, or not at all.

Graph of a diagonal line with x-axis and y-axis. A line is passing through co-ordinates (0,5) and (2,-3).

Answers

Answer:

y = -4x + 5

Step-by-step explanation:

Here, we want to get the equation of the line that passes through the given points

The general form is;

y = mx + b

where m is the slope and b is the y intercept

To find the slope, we use the slope formula

this is ;

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

(x1,y1) = (0,5)

(x2,y2) = (2,-3)

m = (-3-5)/(2-0) = -8/2 = -4

To get the y-intercept we simply substitute one of the points

But we know that the y-intercept is the y-value when x = 0

From the point we can see (0,5) which means that the y-intercept is 5

so the equation of the line is;

y = -4x + 5

The equation of the graph in slope intercept form is y = -4x + 5

Using slope intercept equation

y = mx + b

where

m = slope

b = y- intercept

Therefore,

Let's take 2 coordinates to get the slope.

(1, 1)(0, 5)

y-intercept  = 5

Therefore,

m = 5 - 1 / 0 - 1 = - 4

y = -4x + 5

learn more: https://brainly.com/question/18750481?referrer=searchResults

[tex]2x^{2}+3x-20=0[/tex]

Answers

x1= -4
x2= 5/2 or 2.5

PLEASE HELP FAST. Which function is described by the values in the table?

Answers

Answer:

y = -x + 10 I believe.....

What is the scale factor of the dilation that takes P to Q

Answers

The answer would be: 0.8

the answer should be 0.8

10 POINTS!!! WILL MARK BRAINLIEST

Answers

Answer:

y=5

Step-by-step explanation:

75+3x+(4x+10)

ok look at the triangle 2 sides are congruent means 2 angles are congruent

that means that 75 and 3x are congruent

75=3x

divide by 3 both sides

x=25

75+75=150

30=4y+10

y=5

I got it to be 2(2y+5)

What is the value for x?
Enter your answer in the box.

x =

Answers

Answer:

x = 8, y = 8

Step-by-step explanation:

So we know angle CAB is congruent to angle ACB so both angles are 69.

Now we add 69+69 and we get 138. Subtract from 180.

180 - 138 = 42.

Now, we set up the equation to 5x+2=42,

subtract two from both sides and get 5x = 40,

divide both sides by 5 and you get x=8.

You can simply plug in x to 5 and add two and still get 42.

solve for x: 11 -4x = 19​

Answers

Answer:

-2

Step-by-step explanation:

if you have -4 -2 then like ... you add 11 i think then ldk , i thought i was getting somewhere lol

for brainly and points thank you

Answers

Answer: A

Step-by-step explanation:

Subtract  2  from both sides of the equation ,

Simplify , Subtract the numbers , 9x  from both sides of the equation, Combine like terms, Divide both sides of the equation by the same term, then you get your solution! I hope this helps.

. What is 6 8ths x 5? Draw a model of your choice to help

Answers

Answer:

3.75 in decimal form.

Step-by-step explanation:

Which of the following sides of a triangle form a right triangle?
a.) 2.1, 7.2, 7.5
b.) 6, 8, 10
c.) 6.4, 12, 12.2
d.) 9, 11, 15

Answers

It’s b I just did that hope it helped

HELP PLEASE
Write an equation for the line in slope-intercept
form.

Answers

Answer:

y=2x+5

Step-by-step explanation:

slope intercept form is represented by: y=mx+ c

where, m is slope

c is y intercept.

Find the measure of the angle.....

Can anyone help???

Answers

Answer:

76

Step-by-step explanation:

A full triangle is 180 *always remember

180-153=27

so r is 27

180-77-27=76

or you could do

77+27+x=180

104+x=180

x=180-104

x=76

HELP ME PLEASE IM DESPERATE!!!

Answers

Answer:

ABC is similar to ADE because ABC and ADE have similar degree angles  

Step-by-step explanation:

Sorry if this is wrong.

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