75.0k views
12 votes
3(x+5)^2-12=0. What does x equal

User Eli Revah
by
7.4k points

2 Answers

9 votes

Answer: x=-3 and x=-7

work is in the attachment provided.

3(x+5)^2-12=0. What does x equal-example-1
User Allentiology
by
7.4k points
12 votes

Answer:

x=−3 or x=−7

Explanation:

Let's solve your equation step-by-step.

3(x+5)2−12=0

Step 1: Simplify both sides of the equation.

3x2+30x+63=0

Step 2: Factor left side of equation.

3(x+3)(x+7)=0

Step 3: Set factors equal to 0.

x+3=0 or x+7=0

x=−3 or x=−7

User Kddeisz
by
8.2k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories