Fractions
Decimals
Solving Equations
Creating Equations
Literal Equations
Vocabulary
100

-3/6 * 2/7

-1/7

100

-1.02 / 0.02

-52

100

9 + 87 = 2(8P + 8)

P = 5

100

Sebastian buys video games at GameStop. Each video game costs $10. If Sebastian has $50 to spend, what is the equation that shows how many video games he can buy?

10M = 50

100

Solve for H:

-10R = 8H

H=-5/4R

100

A symbol (usually a letter) that represents an unknown quantity

What is a variable?

200

-6/10 / 8/9

-27/40

200

-0.365 / -0.5

0.73

200

6(-3-2x) = -3(-x+3)

-3/5

200

Lancelot is a personal trainer and uses two different workout plans with his clients. Plan 1 takes 90 minutes to complete and Plan 2 takes 25 minutes. Lancelot trained 6 clients using Plan 2 last weekend. How many clients (x) did Lancelot train using Plan 1 if the total training time was 420 minutes? (Create & solve the equation)

25(6) + 90(x) = 420

x = 3 clients

200

Solve for F:

-8 - 6P = 11P + 10F

F=-4/5 -17/10P

200

The number in front of a letter

What is a coefficient?

300

2/5 - 5/35

9/35

300

0.0450/-0.009

-5.0

300

-8 + x/9 = 8 - x/7

63

300

Aurora wants to earn $130 this summer mowing and raking lawns in her neighborhood. She charges $4 for raking the lawn. She can mow and rake 10 lawns this summer. How much does she need to charge to mow? Create and solve the equation.

10(4+x) = 130

x = $9 per lawn mowed.

300

Solve for C:

7 + 6C + 7M = 7

C = -7/6 M

300

A value that does not change

What is a constant?

400

1 9/10 + 3/5

5/2 or 2 1/2

400

124.6 / -1.4

-89

400

Solve for X:

-8 - x/4 = -x/7 + 3

-308/3

400

Apollo runs a website that teaches people to speak foreign languages. He charges each client $61.42 to use the website. Creating the website cost Apollo $120.67. If he wants to make at least $3,503.11 in profits, how many clients (x) must pay to use the website? (Create & solve the equation)

61.42x - 120.67 = 3503.11

x = 59 clients

400

The Pythagorean Theorem is 

a^2 + b^2 = c^2

Solve for c.

c=sqrt(a^2+b^2)

400

A mathematical sentence that shows that two expressions are equal

What is an equation?

500

7/8-9/10

-1/40

500

(-0.096)/-0.08

1.2

500

-8 + x/9 = 8 - x/7

81/85

500

Ward is saving money to buy Disneyland merchandise that costs $201. Ward has $17 and will save $23 each week. How many weeks will it take Ward to save enough money to buy the Disneyland merchandise? (Create & solve equation)

17 + 23w = 201

w = 8 weeks

500

In the formula for surface area of a sphere 

S=4pir^2

, solve for r.

r=sqrt(S/(4pi))

500

Operations that undo each other; addition and subtraction / multiplication and division

What are inverse operations?

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