-69=3(4-5x)-4x

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Solution for -69=3(4-5x)-4x equation:



-69=3(4-5x)-4x
We move all terms to the left:
-69-(3(4-5x)-4x)=0
We add all the numbers together, and all the variables
-(3(-5x+4)-4x)-69=0
We calculate terms in parentheses: -(3(-5x+4)-4x), so:
3(-5x+4)-4x
We add all the numbers together, and all the variables
-4x+3(-5x+4)
We multiply parentheses
-4x-15x+12
We add all the numbers together, and all the variables
-19x+12
Back to the equation:
-(-19x+12)
We get rid of parentheses
19x-12-69=0
We add all the numbers together, and all the variables
19x-81=0
We move all terms containing x to the left, all other terms to the right
19x=81
x=81/19
x=4+5/19

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