2.1(2.3+2.1a)=11.65+a

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Solution for 2.1(2.3+2.1a)=11.65+a equation: 



2.1(2.3+2.1a)=11.65+a

We move all terms to the left:

2.1(2.3+2.1a)-(11.65+a)=0

We add all the numbers together, and all the variables

2.1(2.1a+2.3)-(a+11.65)=0

We multiply parentheses

4.2a-(a+11.65)+4.83=0

We get rid of parentheses

4.2a-a-11.65+4.83=0

We add all the numbers together, and all the variables

3.2a-6.82=0

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

3.2a=6.82

a=6.82/3.2

a=2+0.42/3.2

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