-3(4r+1)+1=-86

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Solution for -3(4r+1)+1=-86 equation:


Simplifying
-3(4r + 1) + 1 = -86

Reorder the terms:
-3(1 + 4r) + 1 = -86
(1 * -3 + 4r * -3) + 1 = -86
(-3 + -12r) + 1 = -86

Reorder the terms:
-3 + 1 + -12r = -86

Combine like terms: -3 + 1 = -2
-2 + -12r = -86

Solving
-2 + -12r = -86

Solving for variable 'r'.

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

Add '2' to each side of the equation.
-2 + 2 + -12r = -86 + 2

Combine like terms: -2 + 2 = 0
0 + -12r = -86 + 2
-12r = -86 + 2

Combine like terms: -86 + 2 = -84
-12r = -84

Divide each side by '-12'.
r = 7

Simplifying
r = 7

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