Midterm Review

Front

Simplify the expression: 5x(-6x + 7) - 8x

Back

-21x^2 + 31x

Tags

CCSS.6.EE.A.3

Front

Solve the two-step equation: 6 + (n/18) = 7.

Back

n = 20

Tags

CCSS.7.EE.B.4A

Front

Solve the two-step equation: 9 + 4x = 45.

Back

x = 9

Tags

CCSS.7.EE.B.4A

Front

Simplify the expression: -9(9 - 4r) + r

Back

-81 + 37r

Tags

CCSS.6.EE.A.3

Front

Write 113/125 as a decimal. Use repeating decimals when necessary.

Back

0.944

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the distributive property?

Back

a(b + c) = ab + ac

Tags

CCSS.6.EE.A.3

Front

What is a two-step equation?

Back

An equation that requires two operations to solve for the variable.

Tags

CCSS.7.EE.B.4A

Front

What does it mean to simplify an expression?

Back

To combine like terms and reduce the expression to its simplest form.

Tags

CCSS.7.EE.A.1

Front

What is a variable in algebra?

Back

A symbol (often a letter) that represents an unknown value.

Tags

CCSS.6.EE.A.2B

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equals sign, while an equation does.