Question

Solve. 3x2 = -21x - 15

Answer 1

3x^2 +21x + 15 = 0
solve for x

Answer 2

using quadratic equation

Answer 3

let me help a little more.
you see how each number is divisible by 3?
when you see that, you want to divide each number by 3 and write it like this..
3 * (x^2 +7x + 5) = 0

Answer 4

now you can solve for x and then multiply that number by 3

Answer 5

thx

Answer 6

no problem BROTHA