165-0.75a=135

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Solution for 165-0.75a=135 equation: 



165-0.75a=135

We move all terms to the left:

165-0.75a-(135)=0

We add all the numbers together, and all the variables

-0.75a+30=0

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

-0.75a=-30

a=-30/-0.75

a=+40

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