3(x-7)+4=-5(x-4)

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Solution for 3(x-7)+4=-5(x-4) equation:



3(x-7)+4=-5(x-4)
We move all terms to the left:
3(x-7)+4-(-5(x-4))=0
We multiply parentheses
3x-(-5(x-4))-21+4=0
We calculate terms in parentheses: -(-5(x-4)), so:
-5(x-4)
We multiply parentheses
-5x+20
Back to the equation:
-(-5x+20)
We add all the numbers together, and all the variables
3x-(-5x+20)-17=0
We get rid of parentheses
3x+5x-20-17=0
We add all the numbers together, and all the variables
8x-37=0
We move all terms containing x to the left, all other terms to the right
8x=37
x=37/8
x=4+5/8

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