4r+6=r+18

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Solution for 4r+6=r+18 equation:


Simplifying
4r + 6 = r + 18

Reorder the terms:
6 + 4r = r + 18

Reorder the terms:
6 + 4r = 18 + r

Solving
6 + 4r = 18 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
6 + 4r + -1r = 18 + r + -1r

Combine like terms: 4r + -1r = 3r
6 + 3r = 18 + r + -1r

Combine like terms: r + -1r = 0
6 + 3r = 18 + 0
6 + 3r = 18

Add '-6' to each side of the equation.
6 + -6 + 3r = 18 + -6

Combine like terms: 6 + -6 = 0
0 + 3r = 18 + -6
3r = 18 + -6

Combine like terms: 18 + -6 = 12
3r = 12

Divide each side by '3'.
r = 4

Simplifying
r = 4

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