l+2l+(l-15)=265

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Solution for l+2l+(l-15)=265 equation:


Simplifying
l + 2l + (l + -15) = 265

Reorder the terms:
l + 2l + (-15 + l) = 265

Remove parenthesis around (-15 + l)
l + 2l + -15 + l = 265

Reorder the terms:
-15 + l + 2l + l = 265

Combine like terms: l + 2l = 3l
-15 + 3l + l = 265

Combine like terms: 3l + l = 4l
-15 + 4l = 265

Solving
-15 + 4l = 265

Solving for variable 'l'.

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

Add '15' to each side of the equation.
-15 + 15 + 4l = 265 + 15

Combine like terms: -15 + 15 = 0
0 + 4l = 265 + 15
4l = 265 + 15

Combine like terms: 265 + 15 = 280
4l = 280

Divide each side by '4'.
l = 70

Simplifying
l = 70

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