.50(x+5)=13

Solution for .50(x+5)=13 equation:

Simplifying
0.50(x + 5) = 13

Reorder the terms:
0.50(5 + x) = 13
(5 * 0.50 + x * 0.50) = 13
(2.5 + 0.50x) = 13

Solving
2.5 + 0.50x = 13

Solving for variable 'x'.

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

Add '-2.5' to each side of the equation.
2.5 + -2.5 + 0.50x = 13 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + 0.50x = 13 + -2.5
0.50x = 13 + -2.5

Combine like terms: 13 + -2.5 = 10.5
0.50x = 10.5

Divide each side by '0.50'.
x = 21

Simplifying
x = 21