-(7r-2)=-23-2r

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Solution for -(7r-2)=-23-2r equation:


Simplifying
-1(7r + -2) = -23 + -2r

Reorder the terms:
-1(-2 + 7r) = -23 + -2r
(-2 * -1 + 7r * -1) = -23 + -2r
(2 + -7r) = -23 + -2r

Solving
2 + -7r = -23 + -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.
2 + -7r + 2r = -23 + -2r + 2r

Combine like terms: -7r + 2r = -5r
2 + -5r = -23 + -2r + 2r

Combine like terms: -2r + 2r = 0
2 + -5r = -23 + 0
2 + -5r = -23

Add '-2' to each side of the equation.
2 + -2 + -5r = -23 + -2

Combine like terms: 2 + -2 = 0
0 + -5r = -23 + -2
-5r = -23 + -2

Combine like terms: -23 + -2 = -25
-5r = -25

Divide each side by '-5'.
r = 5

Simplifying
r = 5

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