7(2l+10)=140

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Solution for 7(2l+10)=140 equation: 


Simplifying
7(2l + 10) = 140

Reorder the terms:
7(10 + 2l) = 140
(10 * 7 + 2l * 7) = 140
(70 + 14l) = 140

Solving
70 + 14l = 140

Solving for variable 'l'.

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

Add '-70' to each side of the equation.
70 + -70 + 14l = 140 + -70

Combine like terms: 70 + -70 = 0
0 + 14l = 140 + -70
14l = 140 + -70

Combine like terms: 140 + -70 = 70
14l = 70

Divide each side by '14'.
l = 5

Simplifying
l = 5

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