10.2=2l+2*1.3

Solution for 10.2=2l+2*1.3 equation:

Simplifying
10.2 = 2l + 2 * 1.3

Multiply 2 * 1.3
10.2 = 2l + 2.6

Reorder the terms:
10.2 = 2.6 + 2l

Solving
10.2 = 2.6 + 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.
10.2 + -2l = 2.6 + 2l + -2l

Combine like terms: 2l + -2l = 0
10.2 + -2l = 2.6 + 0
10.2 + -2l = 2.6

Add '-10.2' to each side of the equation.
10.2 + -10.2 + -2l = 2.6 + -10.2

Combine like terms: 10.2 + -10.2 = 0.0
0.0 + -2l = 2.6 + -10.2
-2l = 2.6 + -10.2

Combine like terms: 2.6 + -10.2 = -7.6
-2l = -7.6

Divide each side by '-2'.
l = 3.8

Simplifying
l = 3.8