Chapter 7, Day 15 Warm Up

Front

Which expression is equivalent to v + v + v + v + v?

Back

5v

Front

Expand 2(4x - 7)

Back

8x - 14

Front

Expand 2(4 + 9w)

Back

8 + 18w

Front

Which expression is equivalent to d + d + d + 3 + 2?

Back

3d + 5

Front

Simplify by combining like terms: 5a + 2b - 3a + 4

Back

2a + 2b + 4

Front

What is the distributive property?

Back

a(b + c) = ab + ac

Front

What does it mean to combine like terms?

Back

To add or subtract terms that have the same variable raised to the same power.

Front

What is an expression?

Back

A combination of numbers, variables, and operators without an equality sign.

Front

What is a variable?

Back

A symbol used to represent an unknown value, often denoted by letters like x or y.

Front

What is a coefficient?

Back

A numerical factor in a term of an expression, e.g., in 5x, 5 is the coefficient.