-(r-3)=-6-4r

Solution for -(r-3)=-6-4r equation:

Simplifying
-1(r + -3) = -6 + -4r

Reorder the terms:
-1(-3 + r) = -6 + -4r
(-3 * -1 + r * -1) = -6 + -4r
(3 + -1r) = -6 + -4r

Solving
3 + -1r = -6 + -4r

Solving for variable 'r'.

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

Add '4r' to each side of the equation.
3 + -1r + 4r = -6 + -4r + 4r

Combine like terms: -1r + 4r = 3r
3 + 3r = -6 + -4r + 4r

Combine like terms: -4r + 4r = 0
3 + 3r = -6 + 0
3 + 3r = -6

Add '-3' to each side of the equation.
3 + -3 + 3r = -6 + -3

Combine like terms: 3 + -3 = 0
0 + 3r = -6 + -3
3r = -6 + -3

Combine like terms: -6 + -3 = -9
3r = -9

Divide each side by '3'.
r = -3

Simplifying
r = -3