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18-11-2020
Mathematics

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8One fifth of a number plus three times the number is equal to twice the
number plus 42. What is the number?
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Аноним Аноним

18-11-2020

Answer:

x=-7

Step-by-step explanation:

Set up an equation: 1/5x+3x=2x+42 This is the equation. Now solve.x+3x=10x+42 4x=10+42 6x=-42 x=-7 Hope this helps :D

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