Question

Упростите ввражения:
a+7b-3c+8a-8a-9b+8c-16a×8b

Answer 1

a+7b-3c+8a-8a-9b+8c-16a+8b = (1+8a-8a-16a)+(7b-9b+8b)-(8c-3c) = -15a+6b+5c

Answer 2

Спасибо!

Answer 3

a+7b-3c+8a-8a-9b+8c-16a×8b=a+8a-8a+7b-9b-3c+8c-128ab=a-2b+5c-128ab