5-8r=2r-25

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Solution for 5-8r=2r-25 equation:


Simplifying
5 + -8r = 2r + -25

Reorder the terms:
5 + -8r = -25 + 2r

Solving
5 + -8r = -25 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
5 + -8r + -2r = -25 + 2r + -2r

Combine like terms: -8r + -2r = -10r
5 + -10r = -25 + 2r + -2r

Combine like terms: 2r + -2r = 0
5 + -10r = -25 + 0
5 + -10r = -25

Add '-5' to each side of the equation.
5 + -5 + -10r = -25 + -5

Combine like terms: 5 + -5 = 0
0 + -10r = -25 + -5
-10r = -25 + -5

Combine like terms: -25 + -5 = -30
-10r = -30

Divide each side by '-10'.
r = 3

Simplifying
r = 3

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