164k views
3 votes
Identify the incorrect step and explain why it's incorrect Constants Variables 4x + 12 = -4x - 20 Step 1: -4x -4x 12 = -8x - 20 Step 2 +20 +20 Step 3 32 = -8x -8x 8x -4 = X

User Kasheftin
by
3.6k points

1 Answer

4 votes

Answer:

Step 3:

Explanation:

Step 3 is incorrect because we actually need to divide both sides by -8


(32)/(8)=-(8x)/(-8)

but instead, we have divided the equation by -8x.

User Funkyeah
by
4.2k points