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10x+13(x-3)=205
We move all terms to the left:
10x+13(x-3)-(205)=0
We multiply parentheses
10x+13x-39-205=0
We add all the numbers together, and all the variables
23x-244=0
We move all terms containing x to the left, all other terms to the right
23x=244
x=244/23
x=10+14/23
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