1r+15=-4

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Solution for 1r+15=-4 equation: 


Simplifying
1r + 15 = -4

Reorder the terms:
15 + 1r = -4

Solving
15 + 1r = -4

Solving for variable 'r'.

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

Add '-15' to each side of the equation.
15 + -15 + 1r = -4 + -15

Combine like terms: 15 + -15 = 0
0 + 1r = -4 + -15
1r = -4 + -15

Combine like terms: -4 + -15 = -19
1r = -19

Divide each side by '1'.
r = -19

Simplifying
r = -19

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