1+0.9x=8+0.8x

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Solution for 1+0.9x=8+0.8x equation: 



1+0.9x=8+0.8x

We move all terms to the left:

1+0.9x-(8+0.8x)=0

We add all the numbers together, and all the variables

0.9x-(0.8x+8)+1=0

We get rid of parentheses

0.9x-0.8x-8+1=0

We add all the numbers together, and all the variables

0.1x-7=0

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

0.1x=7

x=7/0.1

x=70

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