8-2r=11

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Solution for 8-2r=11 equation: 


Simplifying
8 + -2r = 11

Solving
8 + -2r = 11

Solving for variable 'r'.

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

Add '-8' to each side of the equation.
8 + -8 + -2r = 11 + -8

Combine like terms: 8 + -8 = 0
0 + -2r = 11 + -8
-2r = 11 + -8

Combine like terms: 11 + -8 = 3
-2r = 3

Divide each side by '-2'.
r = -1.5

Simplifying
r = -1.5

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