-2(3r-4)-(6-r)+2r-5=

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Solution for -2(3r-4)-(6-r)+2r-5= equation:


Simplifying
-2(3r + -4) + -1(6 + -1r) + 2r + -5 = 0

Reorder the terms:
-2(-4 + 3r) + -1(6 + -1r) + 2r + -5 = 0
(-4 * -2 + 3r * -2) + -1(6 + -1r) + 2r + -5 = 0
(8 + -6r) + -1(6 + -1r) + 2r + -5 = 0
8 + -6r + (6 * -1 + -1r * -1) + 2r + -5 = 0
8 + -6r + (-6 + 1r) + 2r + -5 = 0

Reorder the terms:
8 + -6 + -5 + -6r + 1r + 2r = 0

Combine like terms: 8 + -6 = 2
2 + -5 + -6r + 1r + 2r = 0

Combine like terms: 2 + -5 = -3
-3 + -6r + 1r + 2r = 0

Combine like terms: -6r + 1r = -5r
-3 + -5r + 2r = 0

Combine like terms: -5r + 2r = -3r
-3 + -3r = 0

Solving
-3 + -3r = 0

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 3 + -3r = 0 + 3

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

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

Divide each side by '-3'.
r = -1

Simplifying
r = -1

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