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13x+9x+7+5+2x+7+5x=9x+42+x+9+13x
We move all terms to the left:
13x+9x+7+5+2x+7+5x-(9x+42+x+9+13x)=0
We add all the numbers together, and all the variables
13x+9x+2x+5x-(23x+51)+7+5+7=0
We add all the numbers together, and all the variables
29x-(23x+51)+19=0
We get rid of parentheses
29x-23x-51+19=0
We add all the numbers together, and all the variables
6x-32=0
We move all terms containing x to the left, all other terms to the right
6x=32
x=32/6
x=5+1/3
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