5+(-12r)+8r=

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Solution for 5+(-12r)+8r= equation: 


Simplifying
5 + (-12r) + 8r = 0

Combine like terms: (-12r) + 8r = -4r
5 + -4r = 0

Solving
5 + -4r = 0

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + -4r = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -4r = 0 + -5
-4r = 0 + -5

Combine like terms: 0 + -5 = -5
-4r = -5

Divide each side by '-4'.
r = 1.25

Simplifying
r = 1.25

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