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

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



3(3x+4)=-3(4x-5)-4x
We move all terms to the left:
3(3x+4)-(-3(4x-5)-4x)=0
We multiply parentheses
9x-(-3(4x-5)-4x)+12=0
We calculate terms in parentheses: -(-3(4x-5)-4x), so:
-3(4x-5)-4x
We add all the numbers together, and all the variables
-4x-3(4x-5)
We multiply parentheses
-4x-12x+15
We add all the numbers together, and all the variables
-16x+15
Back to the equation:
-(-16x+15)
We get rid of parentheses
9x+16x-15+12=0
We add all the numbers together, and all the variables
25x-3=0
We move all terms containing x to the left, all other terms to the right
25x=3
x=3/25
x=3/25

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