1.3(a+2)+5.6=17.3

Solution for 1.3(a+2)+5.6=17.3 equation:

Simplifying
1.3(a + 2) + 5.6 = 17.3

Reorder the terms:
1.3(2 + a) + 5.6 = 17.3
(2 * 1.3 + a * 1.3) + 5.6 = 17.3
(2.6 + 1.3a) + 5.6 = 17.3

Reorder the terms:
2.6 + 5.6 + 1.3a = 17.3

Combine like terms: 2.6 + 5.6 = 8.2
8.2 + 1.3a = 17.3

Solving
8.2 + 1.3a = 17.3

Solving for variable 'a'.

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

Add '-8.2' to each side of the equation.
8.2 + -8.2 + 1.3a = 17.3 + -8.2

Combine like terms: 8.2 + -8.2 = 0.0
0.0 + 1.3a = 17.3 + -8.2
1.3a = 17.3 + -8.2

Combine like terms: 17.3 + -8.2 = 9.1
1.3a = 9.1

Divide each side by '1.3'.
a = 7

Simplifying
a = 7