Question

3 [ -7 (2 – 4 + 5) + 5] - [ 8(-3 – 1 - 2) -1 ]
ayuda plis¡¡¡

Answer 1

3(−7(2−4+5)+5)−(8(−3−1−2)−1)

=3(−7(−2+5)+5)−(8(−3−1−2)−1)

=3((−7)(3)+5)−(8(−3−1−2)−1)

=3(−21+5)−(8(−3−1−2)−1)

=(3)(−16)−(8(−3−1−2)−1)

=−48−(8(−3−1−2)−1)

=−48−(8(−4−2)−1)

=−48−((8)(−6)−1)

=−48−(−48−1)

=−48−(−49)

=1