3(r-4)=-4

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Solution for 3(r-4)=-4 equation:


Simplifying
3(r + -4) = -4

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

Solving
-12 + 3r = -4

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + 3r = -4 + 12

Combine like terms: -12 + 12 = 0
0 + 3r = -4 + 12
3r = -4 + 12

Combine like terms: -4 + 12 = 8
3r = 8

Divide each side by '3'.
r = 2.666666667

Simplifying
r = 2.666666667

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