Question

Como Arma Essa Conta 8×-[2×+(10+3×-7)]= Ater Acha a resposta

Answer 1

8×-[2×+(10+3×-7)]
8×-[2×+(10 -21)]
8×-[2× -11]
8×-[-22]
8× + 22
176

Answer 2

8×-[2×+(10+3×-7)]

8×-[2×+10+3×-7]= 8× - [ 5× + 3]=

8x - 5x - 3 ==> 3x - 3 0u 3(x - 1 )