Quiz about Pre Algebra Math Midterm

Question 1

2x - 9 = -35

Accepted Answer

-13

Answer

13

Answer

22

Answer

-22

Question 2

2x - 3 + 4x = 27

Accepted Answer

5

Answer

12

Answer

4

Answer

15

Question 3

Anything raised to a power of zero is always:

Accepted Answer

1

Answer

0

Answer

itself

Answer

negative

Question 4

According to exponent rules, when we raise the power to a power we _______ the exponents.
Example: (d²)⁵

Accepted Answer

multiply

Answer

add

Answer

subtract

Answer

divide

Question 5

According to exponent rules, when we divide two powers with the same base we _______ the exponents.
Example: h⁸/h³

Accepted Answer

subtract

Answer

add

Answer

multiply

Answer

divide

Question 6

x⁴ (x¹²)

Accepted Answer

x16

Answer

x3

Answer

x48

Answer

x8

Question 7

Simplify (-5.7)⁰

Accepted Answer

1

Answer

0

Answer

-1

Answer

-5.7

Question 8

When multiplying exponential expressions with the same base, what always happens to the exponents?

Accepted Answer

they are added together

Answer

they are subtracted

Answer

they are divided

Answer

they are multiplied

Question 9

-14x7/7x

Accepted Answer

-2x6

Answer

-2x

Answer

-2x5

Answer

-2x8

Question 10

How would you write 564,000,000 in scientific notation?

Accepted Answer

5.64 x 10⁸

Answer

5.64 x 10^-7

Answer

5.64 x 10⁶

Answer

56.4 x 10⁷

Question 11

What is .0002 in scientific notation?

Accepted Answer

2.0 x 10^-4

Answer

2.0 x 10^-2

Answer

2.0 x 10^-3

Answer

2.0 x 10^-5

Question 12

REVIEW QUESTION
Is this table proportional or non-proportional?

Accepted Answer

Proportional

Answer

Non-Proportional

Question 13

Determine the slope.

Accepted Answer

m=-7

Answer

m=1/7

Answer

m=-1/7

Answer

m=7

Question 14

Determine the slope.

Accepted Answer

m=-7

Answer

m=1/7

Answer

m=-1/7

Answer

m=7

Question 15

Question 15.

Accepted Answer

Not a Function

Answer

Function

Question 16

Solve.
3 - 5x = -9 + x

Accepted Answer

2

Answer

4

Answer

3

Answer

1

Question 17

What number is an irrational number?

Accepted Answer

Square root of 50

Answer

Square root of 25

Answer

Square root of 49

Answer

Square root of 81

Question 18

How many solutions will this system have?

Accepted Answer

No solution

Answer

One Solution

Answer

I Don't Know

Answer

Infinitely Many Solutions

Question 19

Solve for x:
5x - 14 = 8x + 4

Accepted Answer

x = -6

Answer

x = 6

Answer

x = -18/13

Answer

x = 10/3

Question 20

Write the equation for the line in slope-intercept form.

Accepted Answer

y= 4x+3

Answer

y= -1x+3

Answer

y=1/4x+3

Answer

y= -4x+3

Question 21

How many solutions will this system have?

Accepted Answer

No solution

Answer

One Solution

Answer

I Don't Know

Answer

Infinitely Many Solutions

Question 22

What is the slope?

Accepted Answer

3/2

Answer

2/3

Answer

-7

Answer

-5

Question 23

What is the opposite of squaring a number?

Accepted Answer

square root

Answer

divide

Answer

multiply

Answer

fractions

Question 24

Slope, in basic terms, is simply...

Accepted Answer

Rise over run

Answer

Run over rise

Answer

Left over down

Answer

Right over up

Question 25

In the equation y=mx+b, m is the ____.

Accepted Answer

Slope

Answer

Y-intercept

Answer

X-intercept

Answer

Origin

Question 26

In the equation y=mx+b, b is the ____.

Accepted Answer

Y-intercept

Answer

Slope

Answer

X-intercept

Answer

Origin

Question 27

0.0000713 converted to scientific notation is ______.

Accepted Answer

7.13 x 10^-5

Answer

7.13 x 10⁵

Answer

7.13 x 10^-4

Answer

7.13 x 10⁴

Question 28

2305684 converted to scientific notation is ______.

Accepted Answer

2.305684 x 10⁶

Answer

2.305684 x 10^-6

Answer

0.2305684 x 10⁷

Answer

0.2305684 x 10^-7

Question 29

Slope is ________.

Accepted Answer

Positive

Answer

Negative

Answer

Zero

Answer

Undefined

Question 30

Slope is ________.

Accepted Answer

Negative

Answer

Positive

Answer

Zero

Answer

Undefined

Question 31

Slope is ________.

Accepted Answer

Zero

Answer

Positive

Answer

Negative

Answer

Undefined

Question 32

-2... rational or irrational?

Accepted Answer

Rational

Answer

Irrational

Question 33

Which best describes an irrational number?

Accepted Answer

A number that is a non-terminating, non-repeating decimal.

Answer

Any number that can be expressed as a fraction

Answer

A repeating decimal

Answer

A perfect square.

Question 34

What is 5/8 as a decimal?

Accepted Answer

0.625

Answer

0.375

Answer

0.5

Answer

0.875

Question 35

What is 5³?

Accepted Answer

125

Answer

625

Answer

25

Answer

15

Question 36

What is the solution?

Accepted Answer

(1, -1)

Answer

(-1, 1)

Answer

(0, -2)

Answer

(2, 0)

Question 37

What is the y-intercept (b) in the linear function?
y = 5x - 4

Accepted Answer

-4

Answer

5

Answer

-5

Answer

4

Question 38

A ________________ is a set of two or more equations that have the same variables.

Accepted Answer

system of equations

Answer

solution of a system

Answer

elimination method

Answer

table

Question 39

The first step in solving using the substitution method is __________.

Accepted Answer

get either variable by itself

Answer

get x by itself

Answer

get y by itself

Answer

add the equations together

Question 40

Solve using SUBSTITUTION.
y = x + 5
4x + y = 20

Accepted Answer

(3, 8)

Answer

(8, 3)

Answer

(0, 2)

Answer

(2, 0)

Question 41

-4x-2y=-12
4x+8y=-24

Accepted Answer

(6,-6)

Answer

(5,6)

Answer

(6,-2)

Answer

(4,-3)

Question 42

x-y=11
2x+y=19

Accepted Answer

(10,-1)

Answer

(-1,10)

Answer

(3,-4)

Answer

(6,7)

Question 43

^{What is the solution?}

Accepted Answer

(1, -1)

Answer

1

Answer

-2

Answer

(1, 2)

Question 44

How many solutions does the equation 4r + 8 = 8 + 4r have?

Accepted Answer

infinitely many solutions

Answer

no solutions

Answer

one unique solution

Answer

two unique solutions

Question 45

7(1 - y) = -3(y - 2)

Accepted Answer

x = 1/4

Answer

x = 4

Answer

x = 5

Question 46

3r - 5 = 2r

Accepted Answer

r = 5

Answer

No solution

Answer

Infinitely many solutions

Question 47

3(x-2) + 1 = 3x - 5

Accepted Answer

Infinite Solutions

Answer

No Solution

Answer

One Solution

Question 48

-5k + 10 = -2k - 14

Accepted Answer

8

Answer

-8

Answer

2

Answer

-2

Pre Algebra Math Midterm

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