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Nataly [62]
3 years ago
11

Simplify: −7 + {12 − 3[50 − 4(2 + 3) ] }

Mathematics
1 answer:
DedPeter [7]3 years ago
6 0

Answer:

-85

Step-by-step explanation:

<em><u>1) (2 + 3)</u></em>

-7 + {12 - 3[50 - 4(5) ] }

<em><u>2) -7 + {12 - 3[50 - 20] }</u></em>

-7 + {12 - 3[30] }

<em><u>3) -7 + 12 - 90</u></em>

5 - 90

<u>Answer: -85</u>

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