-39+6r=3(-r-4)

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Solution for -39+6r=3(-r-4) equation:


Simplifying
-39 + 6r = 3(-1r + -4)

Reorder the terms:
-39 + 6r = 3(-4 + -1r)
-39 + 6r = (-4 * 3 + -1r * 3)
-39 + 6r = (-12 + -3r)

Solving
-39 + 6r = -12 + -3r

Solving for variable 'r'.

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

Add '3r' to each side of the equation.
-39 + 6r + 3r = -12 + -3r + 3r

Combine like terms: 6r + 3r = 9r
-39 + 9r = -12 + -3r + 3r

Combine like terms: -3r + 3r = 0
-39 + 9r = -12 + 0
-39 + 9r = -12

Add '39' to each side of the equation.
-39 + 39 + 9r = -12 + 39

Combine like terms: -39 + 39 = 0
0 + 9r = -12 + 39
9r = -12 + 39

Combine like terms: -12 + 39 = 27
9r = 27

Divide each side by '9'.
r = 3

Simplifying
r = 3

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