7-2r-7=-14-4r

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Solution for 7-2r-7=-14-4r equation:


Simplifying
7 + -2r + -7 = -14 + -4r

Reorder the terms:
7 + -7 + -2r = -14 + -4r

Combine like terms: 7 + -7 = 0
0 + -2r = -14 + -4r
-2r = -14 + -4r

Solving
-2r = -14 + -4r

Solving for variable 'r'.

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

Add '4r' to each side of the equation.
-2r + 4r = -14 + -4r + 4r

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

Combine like terms: -4r + 4r = 0
2r = -14 + 0
2r = -14

Divide each side by '2'.
r = -7

Simplifying
r = -7

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