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One-Step Equations
Fractions & One-Step Equations
Two-Step Equations
Fractions & Two-Step Equations
Definitions
100

Solve. 10 = m + 12 

What is m=-2?

100
Solve. 2/3x = 10
What is x=15?
100

Solve. 50 = 6x + 8

What is x=7?

100
Solve. x/2 - 7 = 9
What is x=32?
100
A mathematical sentence that shows the two expressions are equivalent.
What is an equation?
200
Solve. -2 = g - 9
What is g=7?
200
Solve. 4/9w = -8
What is w=-18?
200
Solve. 7 - 3x = 34
What is x=-9?
200

Solve. 11 = x/-5 + 8

What is x=-15?

200
A mathematical phrase that contains operations, numbers, and/or variables.
What is an expression?
300
Solve. -7y = -91
What is y=13?
300
Solve. - 6/5k = 12
What is k=-10?
300

Solve. 13 = 9 - 4x

What is x=-1?

300
Solve. 3/5x + 22 = 28
What is x=10?
300
Operations that undo each other: addition and subtraction, or multiplication and division.
What is an inverse operation?
400
Solve. a/9 = -4
What is a=-36?
400
Solve. -1/2m = -9
What is m=18?
400

Solve. -5 - 2x = -11

What is x=3?

400

Solve. 1/3x + 1 = -7

What is x=-24?

400
A mathematical statement that two ratios are equivalent.
What is a proportion?
500

Solve. f/(-50) = -5

What is f=250?

500

Solve. 8 = -2/5n 

What is n=-20?

500

Solve. -6 - m = 10

What is m=-16?

500

Solve. (m+10)/9  = -8

What is m=-82?

500
"BONUS QUESTION" Jasmine's cell phone company charges her $35 a month for phone service plus 0.50 for each text message. How many text messages does Jasmine send in a month if her bill was $52? a. Write an equation using t for the number of text messages. b. Solve the equation.
a. What is 35 + 0.5t = 52? b. What is t=34 or 34 text messages?