6(r-5)=-66

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Solution for 6(r-5)=-66 equation:


Simplifying
6(r + -5) = -66

Reorder the terms:
6(-5 + r) = -66
(-5 * 6 + r * 6) = -66
(-30 + 6r) = -66

Solving
-30 + 6r = -66

Solving for variable 'r'.

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

Add '30' to each side of the equation.
-30 + 30 + 6r = -66 + 30

Combine like terms: -30 + 30 = 0
0 + 6r = -66 + 30
6r = -66 + 30

Combine like terms: -66 + 30 = -36
6r = -36

Divide each side by '6'.
r = -6

Simplifying
r = -6

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