contestada

Decide whether the two expressions are equivalent for each problem below.
If they ARE equivalent, explain why.
If they ARE NOT, provide the reason why the two expressions are not equivalent.
A) -8(x+7) and -8x-7
B) 6x and 4x+2
C) 15-4x and - 4x +15
D) 7(x+10) and 7x+70

Respuesta :

c and d are equivalent