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

Shayla Villa

19 February, 09:05

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

+1

Answers (2)

Know the Answer?

Kaley Moss · Answer 1

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.

Larissa Espinoza · Answer 2

Larissa Espinoza 19 February, 10:46

0

A addition property of equality