3x+20+5x+25=90

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Solution for 3x+20+5x+25=90 equation: 



3x+20+5x+25=90

We move all terms to the left:

3x+20+5x+25-(90)=0

We add all the numbers together, and all the variables

8x-45=0

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

8x=45

x=45/8

x=5+5/8

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