0.45(a+3)=-0.9

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Solution for 0.45(a+3)=-0.9 equation: 



0.45(a+3)=-0.9

We move all terms to the left:

0.45(a+3)-(-0.9)=0

We add all the numbers together, and all the variables

0.45(a+3)+0.9=0

We multiply parentheses

0.45a+1.35+0.9=0

We add all the numbers together, and all the variables

0.45a+2.25=0

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

0.45a=-2.25

a=-2.25/0.45

a=-5

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