Grade 7 HW #42

Front

Solve the multi-step equation: 2(x + 3) - 5 = 3x - 4

Back

x = 6

Front

Solve the multi-step equation: 3(2y - 4) + 7 = 5y + 1

Back

y = 5

Front

Solve the equation: 5n - 3 = 7 + 2n

Back

n = 5

Front

Solve the inequality: 2x + 3 < 11

Back

x < 4

Front

Solve the equation: 4m + 8 = 20 - 2m

Back

m = 3

Front

What is a multi-step equation?

Back

An equation that requires more than one step to solve, often involving combining like terms and using inverse operations.

Front

What is an inequality?

Back

A mathematical statement that compares two expressions, showing that one is less than, greater than, less than or equal to, or greater than or equal to the other.

Front

What does it mean to isolate a variable?

Back

To manipulate an equation or inequality so that the variable is on one side and all other terms are on the other side.

Front

What is the distributive property?

Back

A property that states a(b + c) = ab + ac, allowing you to multiply a single term by two or more terms inside a set of parentheses.

Front

What are like terms?

Back

Terms that have the same variable raised to the same power, which can be combined by addition or subtraction.