Distribute and combine

Front

What is the distributive property in mathematics?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by two or more terms inside a set of parentheses.

Tags

CCSS.6.EE.A.3

Front

Simplify the expression: 2(x + 3) + 4.

Back

2x + 6 + 4 = 2x + 10.

Tags

CCSS.6.EE.A.3

Front

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract terms that have the same variable raised to the same power.

Tags

CCSS.7.EE.A.1

Front

Simplify the expression: 3x + 4x - 2x.

Back

5x.

Tags

CCSS.7.EE.A.1

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents a number in mathematical expressions or equations.

Tags

CCSS.6.EE.A.2B

Front

Solve for x: 5x + 3 = 18.

Back

x = 3.

Tags

CCSS.7.EE.B.4A

Front

What is the coefficient in the term 7x?

Back

The coefficient is 7, which is the number multiplying the variable x.

Tags

CCSS.6.EE.A.2B

Front

Simplify the expression: 4a + 2b - 3a + 5b.

Back

a + 7b.

Tags

CCSS.7.EE.A.1

Front

What is the first step in solving the equation 2x - 3 = 5?

Back

Add 3 to both sides to isolate the term with x.

Tags

CCSS.7.EE.B.4A

Front

Solve the equation: 3(x - 2) = 12.

Back

x = 6.

Tags

CCSS.7.EE.B.4A