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5x+74=45*3
We move all terms to the left:
5x+74-(45*3)=0
We add all the numbers together, and all the variables
5x+74-135=0
We add all the numbers together, and all the variables
5x-61=0
We move all terms containing x to the left, all other terms to the right
5x=61
x=61/5
x=12+1/5
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