(a) (–7) – 8 – (–25)

(b) (–13) + 32 – 8 – 1

(c) (–7) + (–8) + (–90)

(d) 50 – (–40) – (–2)

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Dear Stdent
(a) (-7) – 8 – (-25)
= -7 -8 + 25
= -15 + 25
= 10

b) (-13) + 32 – 8 – 1
= -13 + 32 – 8 – 1
= 32 – 22
= 10

(c) (-7) + (-8) + (-90)
= -7 – 8 – 90
= - 105

(d) 50 – (-40) – (-2)
= 50 + 40 + 2
= 92



Thanks