30-3r=-5(3r-6)

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Solution for 30-3r=-5(3r-6) equation:


Simplifying
30 + -3r = -5(3r + -6)

Reorder the terms:
30 + -3r = -5(-6 + 3r)
30 + -3r = (-6 * -5 + 3r * -5)
30 + -3r = (30 + -15r)

Add '-30' to each side of the equation.
30 + -30 + -3r = 30 + -30 + -15r

Combine like terms: 30 + -30 = 0
0 + -3r = 30 + -30 + -15r
-3r = 30 + -30 + -15r

Combine like terms: 30 + -30 = 0
-3r = 0 + -15r
-3r = -15r

Solving
-3r = -15r

Solving for variable 'r'.

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

Add '15r' to each side of the equation.
-3r + 15r = -15r + 15r

Combine like terms: -3r + 15r = 12r
12r = -15r + 15r

Combine like terms: -15r + 15r = 0
12r = 0

Divide each side by '12'.
r = 0

Simplifying
r = 0

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