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(2x-1)/(2x+2)=7/10

help with procedure please

 Sep 30, 2020
edited by Guest  Sep 30, 2020
 #1
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First, do $\frac{7}{10} \cdot 2x+2$ and this is cross multiplying! Now multiply this out and solve for x.

 Sep 30, 2020
 #2
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(2x - 1) / (2x + 2) = 7 / 10

 

2x - 1 * 10 = 2x + 2 * 7

 

20x - 10 = 14x + 14

 

20x - 14x = 14 + 10

 

6x = 24

 

x = 4

 Oct 1, 2020

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