7r+2=l

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Solution for 7r+2=l equation: 


Simplifying
7r + 2 = l

Reorder the terms:
2 + 7r = l

Solving
2 + 7r = l

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 + 7r = -2 + l

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

Divide each side by '7'.
r = -0.2857142857 + 0.1428571429l

Simplifying
r = -0.2857142857 + 0.1428571429l

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