6=-2(7-l)

Solution for 6=-2(7-l) equation:

Simplifying
6 = -2(7 + -1l)
6 = (7 * -2 + -1l * -2)
6 = (-14 + 2l)

Solving
6 = -14 + 2l

Solving for variable 'l'.

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

Add '-2l' to each side of the equation.
6 + -2l = -14 + 2l + -2l

Combine like terms: 2l + -2l = 0
6 + -2l = -14 + 0
6 + -2l = -14

Add '-6' to each side of the equation.
6 + -6 + -2l = -14 + -6

Combine like terms: 6 + -6 = 0
0 + -2l = -14 + -6
-2l = -14 + -6

Combine like terms: -14 + -6 = -20
-2l = -20

Divide each side by '-2'.
l = 10

Simplifying
l = 10