Question

5x+ 9 = 80

O A
x = -7 or x= 25
OB.
x= -25 or x= 7
O C.
x= 7 or x= 16
OD.
x= -25 or x= 9

Answer 1

I do not see anything that matches what I got. I got x=14.2

Explanation:

5x+9=80

5x=71

x=14.2