2(4-2r)=-2(r+s)

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


Simplifying
2(4 + -2r) = -2(r + s)
(4 * 2 + -2r * 2) = -2(r + s)
(8 + -4r) = -2(r + s)
8 + -4r = (r * -2 + s * -2)
8 + -4r = (-2r + -2s)

Solving
8 + -4r = -2r + -2s

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.
8 + -4r + 2r = -2r + 2r + -2s

Combine like terms: -4r + 2r = -2r
8 + -2r = -2r + 2r + -2s

Combine like terms: -2r + 2r = 0
8 + -2r = 0 + -2s
8 + -2r = -2s

Add '-8' to each side of the equation.
8 + -8 + -2r = -8 + -2s

Combine like terms: 8 + -8 = 0
0 + -2r = -8 + -2s
-2r = -8 + -2s

Divide each side by '-2'.
r = 4 + s

Simplifying
r = 4 + s

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