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5x+2=5(4)+2=
We move all terms to the left:
5x+2-(5(4)+2)=0
We add all the numbers together, and all the variables
5x+2-56=0
We add all the numbers together, and all the variables
5x-54=0
We move all terms containing x to the left, all other terms to the right
5x=54
x=54/5
x=10+4/5
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