.7(x+5)+.2(x+25)=31

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Solution for .7(x+5)+.2(x+25)=31 equation: 



.7(x+5)+.2(x+25)=31

We move all terms to the left:

.7(x+5)+.2(x+25)-(31)=0

We multiply parentheses

0.7x+0.2x+3.5+5-31=0

We add all the numbers together, and all the variables

0.9x-22.5=0

We move all terms containing x to the left, all other terms to the right

0.9x=22.5

x=22.5/0.9

x=25

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