5=10-r

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Solution for 5=10-r equation:


Simplifying
5 = 10 + -1r

Solving
5 = 10 + -1r

Solving for variable 'r'.

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

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

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

Add '-5' to each side of the equation.
5 + -5 + r = 10 + -5

Combine like terms: 5 + -5 = 0
0 + r = 10 + -5
r = 10 + -5

Combine like terms: 10 + -5 = 5
r = 5

Simplifying
r = 5

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