8.6=r-2.4

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Solution for 8.6=r-2.4 equation:


Simplifying
8.6 = r + -2.4

Reorder the terms:
8.6 = -2.4 + r

Solving
8.6 = -2.4 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
8.6 + -1r = -2.4 + r + -1r

Combine like terms: r + -1r = 0
8.6 + -1r = -2.4 + 0
8.6 + -1r = -2.4

Add '-8.6' to each side of the equation.
8.6 + -8.6 + -1r = -2.4 + -8.6

Combine like terms: 8.6 + -8.6 = 0.0
0.0 + -1r = -2.4 + -8.6
-1r = -2.4 + -8.6

Combine like terms: -2.4 + -8.6 = -11
-1r = -11

Divide each side by '-1'.
r = 11

Simplifying
r = 11

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