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

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


Simplifying
-3(-4 + -5r) + -2r = 0
(-4 * -3 + -5r * -3) + -2r = 0
(12 + 15r) + -2r = 0

Combine like terms: 15r + -2r = 13r
12 + 13r = 0

Solving
12 + 13r = 0

Solving for variable 'r'.

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

Add '-12' to each side of the equation.
12 + -12 + 13r = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 13r = 0 + -12
13r = 0 + -12

Combine like terms: 0 + -12 = -12
13r = -12

Divide each side by '13'.
r = -0.9230769231

Simplifying
r = -0.9230769231

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