7.5x+3.5-8.5=-21.5

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Solution for 7.5x+3.5-8.5=-21.5 equation: 



7.5x+3.5-8.5=-21.5

We move all terms to the left:

7.5x+3.5-8.5-(-21.5)=0

We add all the numbers together, and all the variables

7.5x+16.5=0

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

7.5x=-16.5

x=-16.5/7.5

x=-2+1/5

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