-2*(r-7)+2=-4

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Solution for -2*(r-7)+2=-4 equation: 


Simplifying
-2(r + -7) + 2 = -4

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

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

Combine like terms: 14 + 2 = 16
16 + -2r = -4

Solving
16 + -2r = -4

Solving for variable 'r'.

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

Add '-16' to each side of the equation.
16 + -16 + -2r = -4 + -16

Combine like terms: 16 + -16 = 0
0 + -2r = -4 + -16
-2r = -4 + -16

Combine like terms: -4 + -16 = -20
-2r = -20

Divide each side by '-2'.
r = 10

Simplifying
r = 10

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