20=6r-45.4

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Solution for 20=6r-45.4 equation:


Simplifying
20 = 6r + -45.4

Reorder the terms:
20 = -45.4 + 6r

Solving
20 = -45.4 + 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
20 + -6r = -45.4 + 6r + -6r

Combine like terms: 6r + -6r = 0
20 + -6r = -45.4 + 0
20 + -6r = -45.4

Add '-20' to each side of the equation.
20 + -20 + -6r = -45.4 + -20

Combine like terms: 20 + -20 = 0
0 + -6r = -45.4 + -20
-6r = -45.4 + -20

Combine like terms: -45.4 + -20 = -65.4
-6r = -65.4

Divide each side by '-6'.
r = 10.9

Simplifying
r = 10.9

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