1.25=2a-1

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Solution for 1.25=2a-1 equation: 



1.25=2a-1

We move all terms to the left:

1.25-(2a-1)=0

We get rid of parentheses

-2a+1+1.25=0

We add all the numbers together, and all the variables

-2a+2.25=0

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

-2a=-2.25

a=-2.25/-2

a=1+0.25/2

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