Question 229689
step 1:  4(x-3)=3(x-4)
step 2:  4x-12=3x-12   <---distribute
step 3: -3x    -3x     <---solve like a normal equation
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answer:  x-12=-12
step 4:   +12  +12    
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answer:    x=0            <---try checking it it works :)