20r+4=28+13r

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Solution for 20r+4=28+13r equation:


Simplifying
20r + 4 = 28 + 13r

Reorder the terms:
4 + 20r = 28 + 13r

Solving
4 + 20r = 28 + 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.
4 + 20r + -13r = 28 + 13r + -13r

Combine like terms: 20r + -13r = 7r
4 + 7r = 28 + 13r + -13r

Combine like terms: 13r + -13r = 0
4 + 7r = 28 + 0
4 + 7r = 28

Add '-4' to each side of the equation.
4 + -4 + 7r = 28 + -4

Combine like terms: 4 + -4 = 0
0 + 7r = 28 + -4
7r = 28 + -4

Combine like terms: 28 + -4 = 24
7r = 24

Divide each side by '7'.
r = 3.428571429

Simplifying
r = 3.428571429

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