4+9r=2r+46

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Solution for 4+9r=2r+46 equation:


Simplifying
4 + 9r = 2r + 46

Reorder the terms:
4 + 9r = 46 + 2r

Solving
4 + 9r = 46 + 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.
4 + 9r + -2r = 46 + 2r + -2r

Combine like terms: 9r + -2r = 7r
4 + 7r = 46 + 2r + -2r

Combine like terms: 2r + -2r = 0
4 + 7r = 46 + 0
4 + 7r = 46

Add '-4' to each side of the equation.
4 + -4 + 7r = 46 + -4

Combine like terms: 4 + -4 = 0
0 + 7r = 46 + -4
7r = 46 + -4

Combine like terms: 46 + -4 = 42
7r = 42

Divide each side by '7'.
r = 6

Simplifying
r = 6

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