-2r-16=-r-4(4-4r)

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Solution for -2r-16=-r-4(4-4r) equation: 


Simplifying
-2r + -16 = -1r + -4(4 + -4r)

Reorder the terms:
-16 + -2r = -1r + -4(4 + -4r)
-16 + -2r = -1r + (4 * -4 + -4r * -4)
-16 + -2r = -1r + (-16 + 16r)

Reorder the terms:
-16 + -2r = -16 + -1r + 16r

Combine like terms: -1r + 16r = 15r
-16 + -2r = -16 + 15r

Add '16' to each side of the equation.
-16 + 16 + -2r = -16 + 16 + 15r

Combine like terms: -16 + 16 = 0
0 + -2r = -16 + 16 + 15r
-2r = -16 + 16 + 15r

Combine like terms: -16 + 16 = 0
-2r = 0 + 15r
-2r = 15r

Solving
-2r = 15r

Solving for variable 'r'.

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

Add '-15r' to each side of the equation.
-2r + -15r = 15r + -15r

Combine like terms: -2r + -15r = -17r
-17r = 15r + -15r

Combine like terms: 15r + -15r = 0
-17r = 0

Divide each side by '-17'.
r = 0

Simplifying
r = 0

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