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8090 [49]
3 years ago
6

Help me Simplify 21.5 ÷ 5 - 1/5 of (20.5 - 5.5) + 5.5 x 8​

Mathematics
2 answers:
guajiro [1.7K]3 years ago
5 0

<u>=> 21.5 ÷ 5 - 1/5 × (20.5 - 5.5) + 5.5 </u><u>×</u><u> </u><u>8</u>

<u>=> 4.3 - 0.2 × 15 + 5.5 × 8</u>

<u>=> 4.3 - 0.2 × 15 + 5.5 × 8=> 4.3 - 0.2 × 15 + 44</u>

<u>=> 4.3 - 0.2 × 15 + 5.5 × 8=> 4.3 - 0.2 × 15 + 44=> 1.3 + 44</u>

<u>=> 4.3 - 0.2 × 15 + 5.5 × 8=> 4.3 - 0.2 × 15 + 44=> 1.3 + 44=> 45.3</u>

<em>Your answer is 45.3</em>

goldenfox [79]3 years ago
3 0

\\ \sf\longmapsto \dfrac{21.5}{5}-\dfrac{1}{5}\times (20.5-5.5)+5.5(8)

\\ \sf\longmapsto 4.3-0.2\times 15+44

\\ \sf\longmapsto 1.3+44

\\ \sf\longmapsto 45.3

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