r+1=10

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Solution for r+1=10 equation: 


Simplifying
r + 1 = 10

Reorder the terms:
1 + r = 10

Solving
1 + r = 10

Solving for variable 'r'.

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

Add '-1' to each side of the equation.
1 + -1 + r = 10 + -1

Combine like terms: 1 + -1 = 0
0 + r = 10 + -1
r = 10 + -1

Combine like terms: 10 + -1 = 9
r = 9

Simplifying
r = 9

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