Grade 7 HW #37

Front

What is the first step in solving the equation 3x - 5 = 20?

Back

Add 5 to both sides.

Front

What do we call the number that is being multiplied by a variable?

Back

Coefficient

Front

Solve for c: 4c - 6 = 2

Back

c = 2

Front

Solve for n: 3n + 4 = 7

Back

n = 1

Front

Solve for k: 7k - 14 = 42

Back

k = 8

Front

What is a variable in an equation?

Back

A symbol that represents an unknown number.

Front

What is an equation?

Back

A mathematical statement that two expressions are equal.

Front

What does it mean to isolate a variable?

Back

To get the variable alone on one side of the equation.

Front

What is the purpose of the equal sign in an equation?

Back

It indicates that the values on both sides are the same.

Front

What is a term in mathematics?

Back

A single mathematical expression that can be a number, variable, or the product of numbers and variables.