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Mathematics 9 Online
OpenStudy (anonymous):

Simplify. –10 • 2 ÷ (–4) + 8 • 5 (Points : 4) 25 35 45 65

OpenStudy (anonymous):

This is simple if you follow the order of operations, also known as PEMDAS. So lets multiply and divide first. (-10 * 2) ÷ (-4) (8 * 5) -20 ÷ (-4) + 40 Divide. 5 + 40 45 The answer is C. (: You can even plug it into a calculator and the answer is 45.

OpenStudy (anonymous):

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