-0.5(20a-10)=13

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Solution for -0.5(20a-10)=13 equation:



-0.5(20a-10)=13
We move all terms to the left:
-0.5(20a-10)-(13)=0
We multiply parentheses
-10a+5-13=0
We add all the numbers together, and all the variables
-10a-8=0
We move all terms containing a to the left, all other terms to the right
-10a=8
a=8/-10
a=-4/5

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