Question

Evaluate the following.
(a) 12-[(13) + (-13)]
(b) [(56) + (-2)] + (-4)
(d) (-6) - [(36) + (-12)]
(c) [(-100) + (60)] = [(29) - (9)]​

Answer 1

$12 \\ 50 \\ - 54 \\ - 40 = 20$

Answer 2

Answer:

a) 12 b) 50 d) -30 c) you need a variable here as you wrote =