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Viefleur [7K]
3 years ago
11

Simplify each expressions: a) -72÷8+(-6)-2 b) -4+(-32)÷(-4×5)

Mathematics
1 answer:
viktelen [127]3 years ago
3 0
\bf -72\div 8+(-6)-2\implies \stackrel{\mathbb{PEMDAS}}{-72\div 8-6-2}\implies -9-6-2
\\\\\\
-15-2\implies -17\\\\
-------------------------------\\\\
-4+(-32)\div(-4\times 5)\implies \stackrel{\mathbb{PEMDAS}}{-4+(-32)\div(-20)}
\\\\\\
-4+1.6\implies -2.4
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