Quiz about Equations Review Algebra

Question 1

Solve for a

Accepted Answer

a= -6

Answer

a= -2

Answer

a= 3

Answer

a= 15

Question 2

How many solutions does the equation below have?
6(3a +1) - 30 = 3(2a - 4)

Accepted Answer

One Solution

Answer

Identity

Answer

No Solution

Answer

Three Solutions

Question 3

Solve

Accepted Answer

Infinitely Many Solutions

Answer

5

Answer

2

Answer

No Solution

Question 4

What is the first step to solve this equation:
11 - 3x = 44

Accepted Answer

Subtract 11 from both sides

Answer

Add 3 to both sides

Answer

Add 11 to both sides

Answer

Divide 3 on both sides.

Question 5

3a + 9 + 4a = 2

Accepted Answer

-1

Answer

1

Answer

no solution

Answer

-7

Question 6

4(a + 3) = -32

Accepted Answer

-11

Answer

-44

Answer

-20

Answer

-8

Question 7

Find the error in the problem below
19 - 2k = 3k - 1
+3k +3k
19 + 1k = -1
-19 -19
k = -20

Accepted Answer

Instead of adding 3k they should subtract 3k

Answer

They should have divided by 1 for the last step

Answer

They should add 19 instead of subtracting 19

Answer

I can not find an error

Question 8

Solve

Accepted Answer

No Solution

Answer

2

Answer

-8

Answer

Infinitely Many Solutions

Question 9

Which equation will end in "no solution"?

Accepted Answer

w + 7 + w = 2w - 9

Answer

2w - 11 = 3w + 5

Answer

2(w + 8) = 2(2w - 19)

Answer

2w - 6 = 2(w - 10) + 5w

Question 10

Solve for a.

Accepted Answer

a = w/p

Answer

a = pw

Answer

a = p/w

Answer

a = w + p

Question 11

Solve:
y = mx + b , for b

Accepted Answer

y - mx = b

Answer

y + mx = b

Answer

y/mx = b

Answer

y + mx = -b

Question 12

Solve for x:

Accepted Answer

x = by + v

Answer

x = yb - v

Answer

x = by - v

Question 13

Question 13.

Accepted Answer

$$h=\frac{3V}{\pi r^2}$$

Answer

$$h=\frac{V}{3\pi r^2}$$

Answer

$$h=\frac{V}{3\pi r^2}$$

Answer

$$h=\frac{3\pi}{Vr^2}$$

Question 14

Question 14.

Accepted Answer

T = PV/K

Answer

T = PK/V

Answer

T=KV/P

Answer

Greenland

Question 15

Solve the following equation for x:
$$\frac{12}{x}+\frac{3}{4}=\frac{3}{2}$$

Accepted Answer

16

Answer

4

Answer

5

Answer

8

Question 16

Solve for d, $$\frac{7}{d+5}=\frac{10}{d+2}$$

Accepted Answer

d = - 12

Answer

d = 36

Answer

d = 12

Answer

d = -36

Question 17

What is the correct order for solving quadratic equations by completing the square.

Accepted Answer

Factor the perfect square trinomial

Answer

Move the constant to the right side.

Answer

Add $$\left(\frac{b}{2}\right)^2$$ on both sides of the equation.

Answer

Write two equations and solve

Question 18

Which of the following is an example of quadratic equations?

Accepted Answer

x² - 2x = 7

Answer

x + 9 = 0

Answer

x + y =12

Answer

x³ + 5x² - 14 =0

Question 19

What value of c would make this a perfect sqaure trinomial?
x² +8x + c

Accepted Answer

B. 16

Answer

A. 4

Answer

C. 64

Answer

D. - 16

Equations Review Algebra

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