Simon used these steps to solve an equation:

Step 1: - 6 (x + 7) = 2 (x - 11)

Step 2: - 6x - 42 = 2x - 22

Step 3: - 8x - 42 = - 22

Step 4: - 8x = 20

Which property did he use to get from step 3 to step 4?

A. addition property of equality

B. distributive property

C. subtraction property of equality

D. transitive property

Question

Mathematics

Cheyenne Fisher

22 October, 23:04

Simon used these steps to solve an equation:

Step 1: - 6 (x + 7) = 2 (x - 11)

Step 2: - 6x - 42 = 2x - 22

Step 3: - 8x - 42 = - 22

Step 4: - 8x = 20

Which property did he use to get from step 3 to step 4?

A. addition property of equality

B. distributive property

C. subtraction property of equality

D. transitive property

+3

Answers (2)

Know the Answer?

Cristofer Johns · Answer 1

Cristofer Johns 22 October, 23:23

0

A addition property of equality

Zackary Powell · Answer 2

A. Addition Property of Equality. The property that states that if you add the same number to both sides of an equation, the sides remain equal. Which as we see the equation still remains equal.