-6(r+6)-4r=-86

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Solution for -6(r+6)-4r=-86 equation:


Simplifying
-6(r + 6) + -4r = -86

Reorder the terms:
-6(6 + r) + -4r = -86
(6 * -6 + r * -6) + -4r = -86
(-36 + -6r) + -4r = -86

Combine like terms: -6r + -4r = -10r
-36 + -10r = -86

Solving
-36 + -10r = -86

Solving for variable 'r'.

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

Add '36' to each side of the equation.
-36 + 36 + -10r = -86 + 36

Combine like terms: -36 + 36 = 0
0 + -10r = -86 + 36
-10r = -86 + 36

Combine like terms: -86 + 36 = -50
-10r = -50

Divide each side by '-10'.
r = 5

Simplifying
r = 5

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