r+2=-7

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Solution for r+2=-7 equation: 


Simplifying
r + 2 = -7

Reorder the terms:
2 + r = -7

Solving
2 + r = -7

Solving for variable 'r'.

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

Add '-2' to each side of the equation.
2 + -2 + r = -7 + -2

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

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

Simplifying
r = -9

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