Question

(-7)*[(-8)+9] = [-7*(-8)]+[(-7)*9]

Answer 1

Answer:

The answer is -

Step-by-step explanation:

(-7)*[(-8) + 9] = [-7*(-8)] + [(-7)*9]

(-7)*[1] = [- X - X 7 X 8] + [- X 7 X 9]

-7 X 1(As sign * = multiplication[X]) = [56] + [-63]

-7 = -7

HENCE PROVED, L.H.S = R.H.S = -7