7-2r=m

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Solution for 7-2r=m equation: 


Simplifying
7 + -2r = m

Solving
7 + -2r = m

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 + -2r = -7 + m

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

Divide each side by '-2'.
r = 3.5 + -0.5m

Simplifying
r = 3.5 + -0.5m

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