Expressions and Equations Review

Front

Solve for n: (n + 8) = -2

Back

n = -10

Front

Solve for x: 5(x - 3) + 2x = 27

Back

x = 6

Front

Solve for x: -4 - x = 61

Back

x = -65

Front

What is the first step to solve this equation: 11 - 3x = 44?

Back

Subtract 11 from both sides.

Front

Solve for x: 1/2x + 7/10 = 4/5

Back

x = 1/5

Front

What is an expression?

Back

A combination of numbers, variables, and operators (like +, -, *, /) without an equality sign.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions, containing an equality sign.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the distributive property?

Back

a(b + c) = ab + ac; it allows you to multiply a single term by two or more terms inside a set of parentheses.

Front

What is a variable?

Back

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