0.4(a+2)=0.2(-3a-1)

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Solution for 0.4(a+2)=0.2(-3a-1) equation:



0.4(a+2)=0.2(-3a-1)
We move all terms to the left:
0.4(a+2)-(0.2(-3a-1))=0
We multiply parentheses
0.4a-(0.2(-3a-1))+0.8=0
We calculate terms in parentheses: -(0.2(-3a-1)), so:
0.2(-3a-1)
We multiply parentheses
-0.6a-0.2
Back to the equation:
-(-0.6a-0.2)
We get rid of parentheses
0.4a+0.6a+0.2+0.8=0
We add all the numbers together, and all the variables
a+1=0
We move all terms containing a to the left, all other terms to the right
a=-1

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