3x-x+2x=4-25

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Solution for 3x-x+2x=4-25 equation:



3x-x+2x=4-25
We move all terms to the left:
3x-x+2x-(4-25)=0
We add all the numbers together, and all the variables
3x-x+2x-(-21)=0
We add all the numbers together, and all the variables
4x+21=0
We move all terms containing x to the left, all other terms to the right
4x=-21
x=-21/4
x=-5+1/4

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