Question

How do you solve this?

3x(x+4)=0​

Answer 1

3x=0 or x+4=0

x=0 or x=−4

Explanation:

Step 1: Simplify both sides of the equation.

3x2+12x=0

Step 2: Factor left side of equation.

3x(x+4)=0

Step 3: Set factors equal to 0.

3x=0 or x+4=0

x=0 or x=−4