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30x+x=5+x+3
We move all terms to the left:
30x+x-(5+x+3)=0
We add all the numbers together, and all the variables
30x+x-(x+8)=0
We add all the numbers together, and all the variables
31x-(x+8)=0
We get rid of parentheses
31x-x-8=0
We add all the numbers together, and all the variables
30x-8=0
We move all terms containing x to the left, all other terms to the right
30x=8
x=8/30
x=4/15
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