4.2q+3.1=2.1q+4.2

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Solution for 4.2q+3.1=2.1q+4.2 equation: 



4.2q+3.1=2.1q+4.2

We move all terms to the left:

4.2q+3.1-(2.1q+4.2)=0

We get rid of parentheses

4.2q-2.1q-4.2+3.1=0

We add all the numbers together, and all the variables

2.1q-1.1=0

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

2.1q=1.1

q=1.1/2.1

q=1/1.90909090909

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