3(x-4)-1=4(x-5)

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Solution for 3(x-4)-1=4(x-5) equation:



3(x-4)-1=4(x-5)
We move all terms to the left:
3(x-4)-1-(4(x-5))=0
We multiply parentheses
3x-(4(x-5))-12-1=0
We calculate terms in parentheses: -(4(x-5)), so:
4(x-5)
We multiply parentheses
4x-20
Back to the equation:
-(4x-20)
We add all the numbers together, and all the variables
3x-(4x-20)-13=0
We get rid of parentheses
3x-4x+20-13=0
We add all the numbers together, and all the variables
-1x+7=0
We move all terms containing x to the left, all other terms to the right
-x=-7
x=-7/-1
x=+7

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