15r-7-23=

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Solution for 15r-7-23= equation:


Simplifying
15r + -7 + -23 = 0

Reorder the terms:
-7 + -23 + 15r = 0

Combine like terms: -7 + -23 = -30
-30 + 15r = 0

Solving
-30 + 15r = 0

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 + 15r = 0 + 30

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

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

Divide each side by '15'.
r = 2

Simplifying
r = 2

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