3x+25=40+x

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Solution for 3x+25=40+x equation: 



3x+25=40+x

We move all terms to the left:

3x+25-(40+x)=0

We add all the numbers together, and all the variables

3x-(x+40)+25=0

We get rid of parentheses

3x-x-40+25=0

We add all the numbers together, and all the variables

2x-15=0

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

2x=15

x=15/2

x=7+1/2

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