-3(r-4)-5=

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Solution for -3(r-4)-5= equation:


Simplifying
-3(r + -4) + -5 = 0

Reorder the terms:
-3(-4 + r) + -5 = 0
(-4 * -3 + r * -3) + -5 = 0
(12 + -3r) + -5 = 0

Reorder the terms:
12 + -5 + -3r = 0

Combine like terms: 12 + -5 = 7
7 + -3r = 0

Solving
7 + -3r = 0

Solving for variable 'r'.

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

Add '-7' to each side of the equation.
7 + -7 + -3r = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -3r = 0 + -7
-3r = 0 + -7

Combine like terms: 0 + -7 = -7
-3r = -7

Divide each side by '-3'.
r = 2.333333333

Simplifying
r = 2.333333333

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