R+8.7=5.5

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Solution for R+8.7=5.5 equation: 


Simplifying
R + 8.7 = 5.5

Reorder the terms:
8.7 + R = 5.5

Solving
8.7 + R = 5.5

Solving for variable 'R'.

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

Add '-8.7' to each side of the equation.
8.7 + -8.7 + R = 5.5 + -8.7

Combine like terms: 8.7 + -8.7 = 0.0
0.0 + R = 5.5 + -8.7
R = 5.5 + -8.7

Combine like terms: 5.5 + -8.7 = -3.2
R = -3.2

Simplifying
R = -3.2

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