3(10-x)=4x

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Solution for 3(10-x)=4x equation:



3(10-x)=4x
We move all terms to the left:
3(10-x)-(4x)=0
We add all the numbers together, and all the variables
3(-1x+10)-4x=0
We add all the numbers together, and all the variables
-4x+3(-1x+10)=0
We multiply parentheses
-4x-3x+30=0
We add all the numbers together, and all the variables
-7x+30=0
We move all terms containing x to the left, all other terms to the right
-7x=-30
x=-30/-7
x=4+2/7

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