Question

90-(18+-2)(3)
90-(16)(3)

Answer 1

hmmmmmm

Explanation:

42 easyyyyyyyyyyyyyyyyyyyyyy tyyyyyb y u y y y y y y

Answer 2

1: 42

2: 42

Explanation:

1: Subtract and plus the first equation using a calculator

2: Now subtract and plus the second equation using a calculator

Answers:

1: 42

2: 42

Hope this helps.