0.5(a-12)+2=1.25(a+8)-9.5

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Solution for 0.5(a-12)+2=1.25(a+8)-9.5 equation: 



0.5(a-12)+2=1.25(a+8)-9.5

We move all terms to the left:

0.5(a-12)+2-(1.25(a+8)-9.5)=0

We multiply parentheses

0.5a-(1.25(a+8)-9.5)-6+2=0



We calculate terms in parentheses: -(1.25(a+8)-9.5), so:

1.25(a+8)-9.5

We multiply parentheses

1.25a+10-9.5

We add all the numbers together, and all the variables

1.25a+0.5

Back to the equation:

-(1.25a+0.5)



We add all the numbers together, and all the variables

0.5a-(1.25a+0.5)-4=0

We get rid of parentheses

0.5a-1.25a-0.5-4=0

We add all the numbers together, and all the variables

-0.75a-4.5=0

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

-0.75a=4.5

a=4.5/-0.75

a=-6

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