9(r-2)+15=33

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Solution for 9(r-2)+15=33 equation: 


Simplifying
9(r + -2) + 15 = 33

Reorder the terms:
9(-2 + r) + 15 = 33
(-2 * 9 + r * 9) + 15 = 33
(-18 + 9r) + 15 = 33

Reorder the terms:
-18 + 15 + 9r = 33

Combine like terms: -18 + 15 = -3
-3 + 9r = 33

Solving
-3 + 9r = 33

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 3 + 9r = 33 + 3

Combine like terms: -3 + 3 = 0
0 + 9r = 33 + 3
9r = 33 + 3

Combine like terms: 33 + 3 = 36
9r = 36

Divide each side by '9'.
r = 4

Simplifying
r = 4

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