Respuesta :

NinjutsuDayDay

Answer:

-3x+12 = -3(x-4)

-2(x+9) = −2x−18

Step-by-step explanation:

Answer:

4 and -9

Step-by-step explanation:

-3x+12=0

subtract 12 from both sides

-3x=-12

divide both sides by -3

x=4

-2(x+9)

distribute the -2 throughout

-2x-18=0

add 18 to both sides

-2x=18

divide both sides by -2

x= -9