7l+4=4l+55

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Solution for 7l+4=4l+55 equation:


Simplifying
7l + 4 = 4l + 55

Reorder the terms:
4 + 7l = 4l + 55

Reorder the terms:
4 + 7l = 55 + 4l

Solving
4 + 7l = 55 + 4l

Solving for variable 'l'.

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

Add '-4l' to each side of the equation.
4 + 7l + -4l = 55 + 4l + -4l

Combine like terms: 7l + -4l = 3l
4 + 3l = 55 + 4l + -4l

Combine like terms: 4l + -4l = 0
4 + 3l = 55 + 0
4 + 3l = 55

Add '-4' to each side of the equation.
4 + -4 + 3l = 55 + -4

Combine like terms: 4 + -4 = 0
0 + 3l = 55 + -4
3l = 55 + -4

Combine like terms: 55 + -4 = 51
3l = 51

Divide each side by '3'.
l = 17

Simplifying
l = 17

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