17-2r=12

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Solution for 17-2r=12 equation:


Simplifying
17 + -2r = 12

Solving
17 + -2r = 12

Solving for variable 'r'.

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

Add '-17' to each side of the equation.
17 + -17 + -2r = 12 + -17

Combine like terms: 17 + -17 = 0
0 + -2r = 12 + -17
-2r = 12 + -17

Combine like terms: 12 + -17 = -5
-2r = -5

Divide each side by '-2'.
r = 2.5

Simplifying
r = 2.5

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