0.2(2a-1)-0.5(3a-1)=0.4

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Solution for 0.2(2a-1)-0.5(3a-1)=0.4 equation: 



0.2(2a-1)-0.5(3a-1)=0.4

We move all terms to the left:

0.2(2a-1)-0.5(3a-1)-(0.4)=0

We add all the numbers together, and all the variables

0.2(2a-1)-0.5(3a-1)-0.4=0

We multiply parentheses

0.4a-1.5a-0.2+0.5-0.4=0

We add all the numbers together, and all the variables

-1.1a-0.1=0

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

-1.1a=0.1

a=0.1/-1.1

a=-0.1/1.1

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