0=-2.3(a+9)+17

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Solution for 0=-2.3(a+9)+17 equation: 



0=-2.3(a+9)+17

We move all terms to the left:

0-(-2.3(a+9)+17)=0

We add all the numbers together, and all the variables

-(-2.3(a+9)+17)=0



We calculate terms in parentheses: -(-2.3(a+9)+17), so:

-2.3(a+9)+17

We multiply parentheses

-2.3a-20.7+17

We add all the numbers together, and all the variables

-2.3a-3.7

Back to the equation:

-(-2.3a-3.7)



We get rid of parentheses

2.3a+3.7=0

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

2.3a=-3.7

a=-3.7/2.3

a=-1+1/1.6428571428571

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