Solve the equation by completing the square. (step by step please)

4x(x + 6) = -40

4(x+3)²+4

Step-by-step explanation:

4x²+24x+40=0

using the equation above

a:4 b:24 c:40

4(x+(24÷2x4))² + (40-(24²÷4x4))

4(x+3)²+(40-36)

4(x+3)²+4

both equations and proportions are better.

49%

step-by-step explanation:

when you realize that you dont know just realize i just took a test and im so smart