what is the solution set of the equation x/5 + x/2=14

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03-01-2016
Mathematics

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what is the solution set of the equation x/5 + x/2=14

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Billymkhoi Billymkhoi · Answer 1 · 2016-01-03T19:29:19+01:00

Billymkhoi Billymkhoi

03-01-2016

x/5 + x/2 =14
⇒ 2x/10 + 5x/10 = 14 (common denominator)
⇒ 7x /10 = 14
⇒ 7x* (10/10) = 14*10
⇒ 7x = 140
⇒ (7/7)*x= 140/7
⇒ x= 20

The final answer is x=20.

Hope this helps~

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