Question

4. Find the value of the following expressions.
(a) 90 = [(-5) + (-4)]
(b) (-64) = [6-(-2)]
(d) [57 - (-3)] = [(-60) = 10] (e) (12 - 48) = (-6)
(g) [(-25) – (-7)] = [(-2) - (-1)]​

Answer 1

Answer:

1..-5+-4=90

-9=90

x=90/-9

x=-10

2...8=-64

x=56

3...

Answer 2

Answer:

find the value of the following expression (-64)÷[6-(-2)]