2r+36=90

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Solution for 2r+36=90 equation: 


Simplifying
2r + 36 = 90

Reorder the terms:
36 + 2r = 90

Solving
36 + 2r = 90

Solving for variable 'r'.

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

Add '-36' to each side of the equation.
36 + -36 + 2r = 90 + -36

Combine like terms: 36 + -36 = 0
0 + 2r = 90 + -36
2r = 90 + -36

Combine like terms: 90 + -36 = 54
2r = 54

Divide each side by '2'.
r = 27

Simplifying
r = 27

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