r-7.5=-7.1

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Solution for r-7.5=-7.1 equation: 


Simplifying
r + -7.5 = -7.1

Reorder the terms:
-7.5 + r = -7.1

Solving
-7.5 + r = -7.1

Solving for variable 'r'.

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

Add '7.5' to each side of the equation.
-7.5 + 7.5 + r = -7.1 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + r = -7.1 + 7.5
r = -7.1 + 7.5

Combine like terms: -7.1 + 7.5 = 0.4
r = 0.4

Simplifying
r = 0.4

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