-2r-7+7=-13

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Solution for -2r-7+7=-13 equation: 


Simplifying
-2r + -7 + 7 = -13

Reorder the terms:
-7 + 7 + -2r = -13

Combine like terms: -7 + 7 = 0
0 + -2r = -13
-2r = -13

Solving
-2r = -13

Solving for variable 'r'.

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

Divide each side by '-2'.
r = 6.5

Simplifying
r = 6.5

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