22. What is a solution to (x + 6) (x + 2) = 60?

A. x = - 6

B. x=-4

C. X = 4

D. x = 12

Question

Mathematics

Guest

27 December, 15:32

22. What is a solution to (x + 6) (x + 2) = 60?

A. x = - 6

B. x=-4

C. X = 4

D. x = 12

+3

Answers (2)

Know the Answer?

Skyler Huerta · Answer 1

(x+6) (x+2) = 60

expand

x^2+6x+2x+12=60

x^2+8x+12=60

minus 60 both sides

x^2+8x-48=0

factor

what multiplies to - 48 and adds to 8

-4 and 12

(x-4) (x+12) = 0

set each to zero

x-4=0

x=4

x+12=0

x=-12

x=4 or - 12

Snoopy · Answer 2

The answer is 4 but I'm pretty sure the first person covered the explanation

22. What is a solution to (x + 6) (x + 2) = 60?A. x = - 6B. x=-4C. X = 4D. x = 12

22. What is a solution to (x + 6) (x + 2) = 60?

A. x = - 6

B. x=-4

C. X = 4

D. x = 12