r-(-8)=16.8

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Solution for r-(-8)=16.8 equation: 


Simplifying
r + -1(-8) = 16.8

Multiply -1 * -8
r + 8 = 16.8

Reorder the terms:
8 + r = 16.8

Solving
8 + r = 16.8

Solving for variable 'r'.

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

Add '-8' to each side of the equation.
8 + -8 + r = 16.8 + -8

Combine like terms: 8 + -8 = 0
0 + r = 16.8 + -8
r = 16.8 + -8

Combine like terms: 16.8 + -8 = 8.8
r = 8.8

Simplifying
r = 8.8

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