Question

Simplify: (4 – 5) – (13 – 18 + 2).

(a) -1,

(b) –2,

(c) 1,

(d) 2.

Answer 1

d) 2
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Answer 2

$(4 - 5) - (13 - 18 + 2) \\ open \: first \: bracket \\ (4 - 5) = - 1 \\ open \: second \: bracket \\ (13 - 18 + 2) = - 3 \\ therefore \\ - 1 - ( - 3 )= 2 \: hope it \: helps$