1.3(2b+9)=2.3(b+9.2)

Solution for 1.3(2b+9)=2.3(b+9.2) equation:

1.3(2b+9)=2.3(b+9.2)

We move all terms to the left:

1.3(2b+9)-(2.3(b+9.2))=0

We multiply parentheses

2.6b-(2.3(b+9.2))+11.7=0


We calculate terms in parentheses: -(2.3(b+9.2)), so:

2.3(b+9.2)

We multiply parentheses

2.3b+21.16

Back to the equation:

-(2.3b+21.16)


We get rid of parentheses

2.6b-2.3b-21.16+11.7=0

We add all the numbers together, and all the variables

0.3b-9.46=0

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

0.3b=9.46

b=9.46/0.3

b=31+0.16/0.3