R+7=-1-3r

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Solution for R+7=-1-3r equation: 


Simplifying
R + 7 = -1 + -3r

Reorder the terms:
7 + R = -1 + -3r

Solving
7 + R = -1 + -3r

Solving for variable 'R'.

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

Add '-7' to each side of the equation.
7 + -7 + R = -1 + -7 + -3r

Combine like terms: 7 + -7 = 0
0 + R = -1 + -7 + -3r
R = -1 + -7 + -3r

Combine like terms: -1 + -7 = -8
R = -8 + -3r

Simplifying
R = -8 + -3r

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