4r+20=13r+2

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Solution for 4r+20=13r+2 equation:


Simplifying
4r + 20 = 13r + 2

Reorder the terms:
20 + 4r = 13r + 2

Reorder the terms:
20 + 4r = 2 + 13r

Solving
20 + 4r = 2 + 13r

Solving for variable 'r'.

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

Add '-13r' to each side of the equation.
20 + 4r + -13r = 2 + 13r + -13r

Combine like terms: 4r + -13r = -9r
20 + -9r = 2 + 13r + -13r

Combine like terms: 13r + -13r = 0
20 + -9r = 2 + 0
20 + -9r = 2

Add '-20' to each side of the equation.
20 + -20 + -9r = 2 + -20

Combine like terms: 20 + -20 = 0
0 + -9r = 2 + -20
-9r = 2 + -20

Combine like terms: 2 + -20 = -18
-9r = -18

Divide each side by '-9'.
r = 2

Simplifying
r = 2

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