Question

Simplify: (4 – 5) – (13 – 18 + 2).

(a) -1,

(b) –2,

(c) 1,

(d) 2.
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Answer 1

(4 – 5) – (13 – 18 + 2)

(– 1) – (–5 + 2)

(–1) – (–3)

–1 + 3

2

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