3l+3(l-7)=013

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Solution for 3l+3(l-7)=013 equation:


Simplifying
3l + 3(l + -7) = 13

Reorder the terms:
3l + 3(-7 + l) = 13
3l + (-7 * 3 + l * 3) = 13
3l + (-21 + 3l) = 13

Reorder the terms:
-21 + 3l + 3l = 13

Combine like terms: 3l + 3l = 6l
-21 + 6l = 13

Solving
-21 + 6l = 13

Solving for variable 'l'.

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

Add '21' to each side of the equation.
-21 + 21 + 6l = 13 + 21

Combine like terms: -21 + 21 = 0
0 + 6l = 13 + 21
6l = 13 + 21

Combine like terms: 13 + 21 = 34
6l = 34

Divide each side by '6'.
l = 5.666666667

Simplifying
l = 5.666666667

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