6r+-11r-15r=20

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Solution for 6r+-11r-15r=20 equation: 


Simplifying
6r + -11r + -15r = 20

Combine like terms: 6r + -11r = -5r
-5r + -15r = 20

Combine like terms: -5r + -15r = -20r
-20r = 20

Solving
-20r = 20

Solving for variable 'r'.

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

Divide each side by '-20'.
r = -1

Simplifying
r = -1

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