-5=0.25(4+20r)-8tr

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Solution for -5=0.25(4+20r)-8tr equation:


Simplifying
-5 = 0.25(4 + 20r) + -8tr
-5 = (4 * 0.25 + 20r * 0.25) + -8tr
-5 = (1 + 5r) + -8tr

Solving
-5 = 1 + 5r + -8rt

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
-5 + -5r = 1 + 5r + -5r + -8rt

Combine like terms: 5r + -5r = 0
-5 + -5r = 1 + 0 + -8rt
-5 + -5r = 1 + -8rt

Add '8rt' to each side of the equation.
-5 + -5r + 8rt = 1 + -8rt + 8rt

Combine like terms: -8rt + 8rt = 0
-5 + -5r + 8rt = 1 + 0
-5 + -5r + 8rt = 1

Add '5' to each side of the equation.
-5 + -5r + 5 + 8rt = 1 + 5

Reorder the terms:
-5 + 5 + -5r + 8rt = 1 + 5

Combine like terms: -5 + 5 = 0
0 + -5r + 8rt = 1 + 5
-5r + 8rt = 1 + 5

Combine like terms: 1 + 5 = 6
-5r + 8rt = 6

Reorder the terms:
-6 + -5r + 8rt = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + -5r + 8rt = 0

The solution to this equation could not be determined.

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