7+a=5/2

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Solution for 7+a=5/2 equation: 



7+a=5/2

We move all terms to the left:

7+a-(5/2)=0

We add all the numbers together, and all the variables

a+7-(+5/2)=0

We get rid of parentheses

a+7-5/2=0

We multiply all the terms by the denominator


a*2-5+7*2=0

We add all the numbers together, and all the variables

a*2+9=0

Wy multiply elements

2a+9=0

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

2a=-9

a=-9/2

a=-4+1/2

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