3(2l+10)=84

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Solution for 3(2l+10)=84 equation: 


Simplifying
3(2l + 10) = 84

Reorder the terms:
3(10 + 2l) = 84
(10 * 3 + 2l * 3) = 84
(30 + 6l) = 84

Solving
30 + 6l = 84

Solving for variable 'l'.

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

Add '-30' to each side of the equation.
30 + -30 + 6l = 84 + -30

Combine like terms: 30 + -30 = 0
0 + 6l = 84 + -30
6l = 84 + -30

Combine like terms: 84 + -30 = 54
6l = 54

Divide each side by '6'.
l = 9

Simplifying
l = 9

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