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25-09-2015
Mathematics

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how to solve 3(x+5)=8x

Respuesta :

25-09-2015

3(x+5)=8x~~~First we distribute (we multiply 3 by x and 3 by 5)
3x+15=8x~~~Remove 3x from both sides
-3x -3x
15=5x~~~~Turn this equation around so x is on the other side
5x=15~~~Divide by 5x
÷5x ÷5x

x=3

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