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3.8x-(-19.7x)=2.6=+13.3x=
We move all terms to the left:
3.8x-(-19.7x)-(2.6)=0
We add all the numbers together, and all the variables
3.8x-(-19.7x)-2.6=0
We get rid of parentheses
3.8x+19.7x-2.6=0
We add all the numbers together, and all the variables
23.5x-2.6=0
We move all terms containing x to the left, all other terms to the right
23.5x=2.6
x=2.6/23.5
x=2.6/23.5
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