r+7=-r

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Solution for r+7=-r equation:


Simplifying
r + 7 = -1r

Reorder the terms:
7 + r = -1r

Solving
7 + r = -1r

Solving for variable 'r'.

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

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

Combine like terms: r + r = 2r
7 + 2r = -1r + r

Combine like terms: -1r + r = 0
7 + 2r = 0

Add '-7' to each side of the equation.
7 + -7 + 2r = 0 + -7

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

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

Divide each side by '2'.
r = -3.5

Simplifying
r = -3.5

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