20a+11(31-a)=441.50

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Solution for 20a+11(31-a)=441.50 equation: 



20a+11(31-a)=441.50

We move all terms to the left:

20a+11(31-a)-(441.50)=0

We add all the numbers together, and all the variables

20a+11(-1a+31)-(441.5)=0

We add all the numbers together, and all the variables

20a+11(-1a+31)-441.5=0

We multiply parentheses

20a-11a+341-441.5=0

We add all the numbers together, and all the variables

9a-100.5=0

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

9a=100.5

a=100.5/9

a=11+1/6

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