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10-01-2017
Mathematics

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Simplify. –10 • 2 ÷ (–4) + 8 • 5 A. 25 B. 35 C. 45 D. 65

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olemakpadu olemakpadu

10-01-2017

–10 • 2 ÷ (–4) + 8 • 5

10 • 2 = 20

8 • 5 = 40

–10 • 2 ÷ (–4) + 8 • 5 = – 20 ÷ (–4) + 40

The operation Divide ÷ has to be carried out first.

– 20 ÷ (–4) = -20/-4 = 5

– 20 ÷ (–4) + 40 = 5 + 40 = 45

Option C.

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