30=5r-5

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Solution for 30=5r-5 equation:


Simplifying
30 = 5r + -5

Reorder the terms:
30 = -5 + 5r

Solving
30 = -5 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
30 + -5r = -5 + 5r + -5r

Combine like terms: 5r + -5r = 0
30 + -5r = -5 + 0
30 + -5r = -5

Add '-30' to each side of the equation.
30 + -30 + -5r = -5 + -30

Combine like terms: 30 + -30 = 0
0 + -5r = -5 + -30
-5r = -5 + -30

Combine like terms: -5 + -30 = -35
-5r = -35

Divide each side by '-5'.
r = 7

Simplifying
r = 7

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