(5+x).2=10

Solution for (5+x).2=10 equation:

Simplifying
(5 + x) * 0.2 = 10

Reorder the terms for easier multiplication:
0.2(5 + x) = 10
(5 * 0.2 + x * 0.2) = 10
(1 + 0.2x) = 10

Solving
1 + 0.2x = 10

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 0.2x = 10 + -1

Combine like terms: 1 + -1 = 0
0 + 0.2x = 10 + -1
0.2x = 10 + -1

Combine like terms: 10 + -1 = 9
0.2x = 9

Divide each side by '0.2'.
x = 45

Simplifying
x = 45