7+a=8.1/2

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Solution for 7+a=8.1/2 equation: 



7+a=8.1/2

We move all terms to the left:

7+a-(8.1/2)=0

We add all the numbers together, and all the variables

a+7-(+8.1/2)=0

We get rid of parentheses

a+7-8.1/2=0

We multiply all the terms by the denominator


a*2-8.1+7*2=0

We add all the numbers together, and all the variables

a*2+5.9=0

Wy multiply elements

2a+5.9=0

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

2a=-5.9

a=-5.9/2

a=-2+1/1.0526315789474

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