5a=100-4(a-2)

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Solution for 5a=100-4(a-2) equation: 



5a=100-4(a-2)

We move all terms to the left:

5a-(100-4(a-2))=0



We calculate terms in parentheses: -(100-4(a-2)), so:

100-4(a-2)

determiningTheFunctionDomain
-4(a-2)+100

We multiply parentheses

-4a+8+100

We add all the numbers together, and all the variables

-4a+108

Back to the equation:

-(-4a+108)



We get rid of parentheses

5a+4a-108=0

We add all the numbers together, and all the variables

9a-108=0

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

9a=108

a=108/9

a=12

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