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

Solution for -(1+4r)+3r=3(-3r-3) equation:

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

Combine like terms: -4r + 3r = -1r
-1 + -1r = 3(-3r + -3)

Reorder the terms:
-1 + -1r = 3(-3 + -3r)
-1 + -1r = (-3 * 3 + -3r * 3)
-1 + -1r = (-9 + -9r)

Solving
-1 + -1r = -9 + -9r

Solving for variable 'r'.

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

Add '9r' to each side of the equation.
-1 + -1r + 9r = -9 + -9r + 9r

Combine like terms: -1r + 9r = 8r
-1 + 8r = -9 + -9r + 9r

Combine like terms: -9r + 9r = 0
-1 + 8r = -9 + 0
-1 + 8r = -9

Add '1' to each side of the equation.
-1 + 1 + 8r = -9 + 1

Combine like terms: -1 + 1 = 0
0 + 8r = -9 + 1
8r = -9 + 1

Combine like terms: -9 + 1 = -8
8r = -8

Divide each side by '8'.
r = -1

Simplifying
r = -1