-7(-7-r)=-5r-23

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Solution for -7(-7-r)=-5r-23 equation:


Simplifying
-7(-7 + -1r) = -5r + -23
(-7 * -7 + -1r * -7) = -5r + -23
(49 + 7r) = -5r + -23

Reorder the terms:
49 + 7r = -23 + -5r

Solving
49 + 7r = -23 + -5r

Solving for variable 'r'.

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

Add '5r' to each side of the equation.
49 + 7r + 5r = -23 + -5r + 5r

Combine like terms: 7r + 5r = 12r
49 + 12r = -23 + -5r + 5r

Combine like terms: -5r + 5r = 0
49 + 12r = -23 + 0
49 + 12r = -23

Add '-49' to each side of the equation.
49 + -49 + 12r = -23 + -49

Combine like terms: 49 + -49 = 0
0 + 12r = -23 + -49
12r = -23 + -49

Combine like terms: -23 + -49 = -72
12r = -72

Divide each side by '12'.
r = -6

Simplifying
r = -6

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