A teacher asked the class to solve the equation 3 (x+2) = 21. Robert wrote 3x+6=26as his first step. Which property did he use

Question

Hadley Brown

Mathematics

4 November, 00:45

A teacher asked the class to solve the equation 3 (x+2) = 21. Robert wrote 3x+6=26as his first step. Which property did he use

+4

Answers (1)

Know the Answer?

Coralie · Answer 1

Distributive Property of Multiplication over Addition

Step-by-step explanation:

The Distributive Property of Multiplication over Addition states that a (b+c) is equal to ab + ac. You can also just call it Distributive Property, but there are different categories inside it, such as Multiplication over Addition and Multiplication over Subtraction.