Respuesta :
Answer:
A
Step-by-step explanation:
-6x(x+7)=-4+-2 :
-6x-42=-4+-2: (add 4x on each side)
-2x-42=-2: (add 42 to both sides)
-2x=40 (divide -2 on both sides)
x=-20
Answer:
A
Step-by-step explanation:
-6x(x+7)=-4+-2 :
-6x-42=-4+-2: (add 4x on each side)
-2x-42=-2: (add 42 to both sides)
-2x=40 (divide -2 on both sides)
x=-20