.4(16a+40)=-a+5(a+2)

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Solution for .4(16a+40)=-a+5(a+2) equation: 



.4(16a+40)=-a+5(a+2)

We move all terms to the left:

.4(16a+40)-(-a+5(a+2))=0

We multiply parentheses

6.4a-(-a+5(a+2))+16=0



We calculate terms in parentheses: -(-a+5(a+2)), so:

-a+5(a+2)

We add all the numbers together, and all the variables

-1a+5(a+2)

We multiply parentheses

-1a+5a+10

We add all the numbers together, and all the variables

4a+10

Back to the equation:

-(4a+10)



We get rid of parentheses

6.4a-4a-10+16=0

We add all the numbers together, and all the variables

2.4a+6=0

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

2.4a=-6

a=-6/2.4

a=-2+1/2

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