2(r+4.2)7=157

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Solution for 2(r+4.2)7=157 equation: 



2(r+4.2)7=157

We move all terms to the left:

2(r+4.2)7-(157)=0

We multiply parentheses

14r+58.8-157=0

We add all the numbers together, and all the variables

14r-98.2=0

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

14r=98.2

r=98.2/14

r=7+0.2/14

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