8.7-2r=2.7

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Solution for 8.7-2r=2.7 equation: 


Simplifying
8.7 + -2r = 2.7

Solving
8.7 + -2r = 2.7

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-8.7' to each side of the equation.
8.7 + -8.7 + -2r = 2.7 + -8.7

Combine like terms: 8.7 + -8.7 = 0.0
0.0 + -2r = 2.7 + -8.7
-2r = 2.7 + -8.7

Combine like terms: 2.7 + -8.7 = -6
-2r = -6

Divide each side by '-2'.
r = 3

Simplifying
r = 3

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