5x-8+21x=70

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Solution for 5x-8+21x=70 equation: 



5x-8+21x=70

We move all terms to the left:

5x-8+21x-(70)=0

We add all the numbers together, and all the variables

26x-78=0

We move all terms containing x to the left, all other terms to the right

26x=78

x=78/26

x=3

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