r+15=9+4r+6

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Solution for r+15=9+4r+6 equation:


Simplifying
r + 15 = 9 + 4r + 6

Reorder the terms:
15 + r = 9 + 4r + 6

Reorder the terms:
15 + r = 9 + 6 + 4r

Combine like terms: 9 + 6 = 15
15 + r = 15 + 4r

Add '-15' to each side of the equation.
15 + -15 + r = 15 + -15 + 4r

Combine like terms: 15 + -15 = 0
0 + r = 15 + -15 + 4r
r = 15 + -15 + 4r

Combine like terms: 15 + -15 = 0
r = 0 + 4r
r = 4r

Solving
r = 4r

Solving for variable 'r'.

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

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

Combine like terms: r + -4r = -3r
-3r = 4r + -4r

Combine like terms: 4r + -4r = 0
-3r = 0

Divide each side by '-3'.
r = 0

Simplifying
r = 0

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