28=7r+7

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Solution for 28=7r+7 equation:


Simplifying
28 = 7r + 7

Reorder the terms:
28 = 7 + 7r

Solving
28 = 7 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
28 + -7r = 7 + 7r + -7r

Combine like terms: 7r + -7r = 0
28 + -7r = 7 + 0
28 + -7r = 7

Add '-28' to each side of the equation.
28 + -28 + -7r = 7 + -28

Combine like terms: 28 + -28 = 0
0 + -7r = 7 + -28
-7r = 7 + -28

Combine like terms: 7 + -28 = -21
-7r = -21

Divide each side by '-7'.
r = 3

Simplifying
r = 3

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