1.08(2r+2.50)+3=13.80

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Solution for 1.08(2r+2.50)+3=13.80 equation: 



1.08(2r+2.50)+3=13.80

We move all terms to the left:

1.08(2r+2.50)+3-(13.80)=0

We add all the numbers together, and all the variables

1.08(2r+2.5)+3-(13.8)=0

We add all the numbers together, and all the variables

1.08(2r+2.5)-10.8=0

We multiply parentheses

2.16r+2.7-10.8=0

We add all the numbers together, and all the variables

2.16r-8.1=0

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

2.16r=8.1

r=8.1/2.16

r=3+1/1.3333333333333

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