4+9r=

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Solution for 4+9r= equation:


Simplifying
4 + 9r = 0

Solving
4 + 9r = 0

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + -4 + 9r = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 9r = 0 + -4
9r = 0 + -4

Combine like terms: 0 + -4 = -4
9r = -4

Divide each side by '9'.
r = -0.4444444444

Simplifying
r = -0.4444444444

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