-10=2r-7-7

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Solution for -10=2r-7-7 equation:


Simplifying
-10 = 2r + -7 + -7

Reorder the terms:
-10 = -7 + -7 + 2r

Combine like terms: -7 + -7 = -14
-10 = -14 + 2r

Solving
-10 = -14 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
-10 + -2r = -14 + 2r + -2r

Combine like terms: 2r + -2r = 0
-10 + -2r = -14 + 0
-10 + -2r = -14

Add '10' to each side of the equation.
-10 + 10 + -2r = -14 + 10

Combine like terms: -10 + 10 = 0
0 + -2r = -14 + 10
-2r = -14 + 10

Combine like terms: -14 + 10 = -4
-2r = -4

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

Simplifying
r = 2

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