X/2+x/2+8x=90

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Solution for X/2+x/2+8x=90 equation: 



X/2+X/2+8X=90

We move all terms to the left:

X/2+X/2+8X-(90)=0

We add all the numbers together, and all the variables

8X+X/2+X/2-90=0

We multiply all the terms by the denominator


8X*2+X+X-90*2=0

We add all the numbers together, and all the variables

2X+8X*2-180=0

Wy multiply elements

2X+16X-180=0

We add all the numbers together, and all the variables

18X-180=0

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

18X=180

X=180/18

X=10

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