-(-2-r)+2(-4r-3)=3

Solution for -(-2-r)+2(-4r-3)=3 equation:

Simplifying
-1(-2 + -1r) + 2(-4r + -3) = 3
(-2 * -1 + -1r * -1) + 2(-4r + -3) = 3
(2 + 1r) + 2(-4r + -3) = 3

Reorder the terms:
2 + 1r + 2(-3 + -4r) = 3
2 + 1r + (-3 * 2 + -4r * 2) = 3
2 + 1r + (-6 + -8r) = 3

Reorder the terms:
2 + -6 + 1r + -8r = 3

Combine like terms: 2 + -6 = -4
-4 + 1r + -8r = 3

Combine like terms: 1r + -8r = -7r
-4 + -7r = 3

Solving
-4 + -7r = 3

Solving for variable 'r'.

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

Add '4' to each side of the equation.
-4 + 4 + -7r = 3 + 4

Combine like terms: -4 + 4 = 0
0 + -7r = 3 + 4
-7r = 3 + 4

Combine like terms: 3 + 4 = 7
-7r = 7

Divide each side by '-7'.
r = -1

Simplifying
r = -1