1.26(r-1)-2=1.78

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Solution for 1.26(r-1)-2=1.78 equation: 



1.26(r-1)-2=1.78

We move all terms to the left:

1.26(r-1)-2-(1.78)=0

We add all the numbers together, and all the variables

1.26(r-1)-3.78=0

We multiply parentheses

1.26r-1.26-3.78=0

We add all the numbers together, and all the variables

1.26r-5.04=0

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

1.26r=5.04

r=5.04/1.26

r=4

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