Math Vocab Review

Equations

100

What is the number in front of a variable called?

Coefficient

200

True or False

An equation does not have an equal sign

False

300

Solve for X:

25 = -5X

X = -5

400

What is the equation of a line?

Y = MX + B

500

Solve:

4X + 8 = -68

X = -19

Expression

100

Can we solve an expression?

No

200

Fill in the blank:

We can _______________ an expression

simplify or evaluate

300

True or False

An expression has 1 solution

False

400

Which of the following is not a term?

a) 3X

b) X + 9

c) 26

d) -42.7

b

500

Simplify:

3B - 2X + 8B +11X - 22

11B +9X -22

More Vocabulary

100

What is a Prime number?

A number whose only factors are 1 and itself

200

What is a composite number?

A number that has more than 2 factors

300

What are a pair of angles that add to 90 degrees called?

Complementary angles

400

How many degrees are in a straight angle?

180 degrees

500

What does LINEAR mean?

Makes a straight line

Exponents

100

Simplify:

X³ * X^-8

X^-5 or 1/X⁵

200

Evaluate when X = 2

-8X³

-64

300

Evaluate when X = -5

X³ + 100 =

-25

400

Evaluate when X = -4

2X⁴ = 

2(-4)⁴ =

2(256)

= 512

500

Combine Like Terms:

-2A³ + 4B² +1A³ -99 -B²

-1A³ + 3B² -99

Solve This!

100

Solve for X:

3(X - 6) = -36

3X - 18 = -36

     +18    +18

3X        = -18

X          = -6

200

What is the square root of 225?

15

300

List the first 5 Prime numbers

2, 3, 5, 7, 11

400

Solve for X:

81 = X²

X = 9

500

Solve for X:

X³= 27

X = 3