Question

Whats the exanded expression for -7(k-3)

Answer 1

-7k+21

Explanation:

Distributive Property:

↓

`A(B+C)=AB+AC`

A=-7, B=K, and C=3

-7k+7*3

Multiply by the numbers from left to right to find the answer.

7*3=21

-7k+21 is the correct answer.