9x-4x+21x=-5-9-21

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Solution for 9x-4x+21x=-5-9-21 equation:



9x-4x+21x=-5-9-21
We move all terms to the left:
9x-4x+21x-(-5-9-21)=0
We add all the numbers together, and all the variables
9x-4x+21x-(-35)=0
We add all the numbers together, and all the variables
26x+35=0
We move all terms containing x to the left, all other terms to the right
26x=-35
x=-35/26
x=-1+9/26

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