X=(X*0.2)+300

Solution for X=(X*0.2)+300 equation:

Simplifying
X = (X * 0.2) + 300

Reorder the terms for easier multiplication:
X = (0.2X) + 300

Reorder the terms:
X = 300 + (0.2X)

Solving
X = 300 + (0.2X)

Solving for variable 'X'.

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

Add '(-0.2X)' to each side of the equation.
X + (-0.2X) = 300 + (0.2X) + (-0.2X)

Combine like terms: X + (-0.2X) = 0.8X
0.8X = 300 + (0.2X) + (-0.2X)

Combine like terms: (0.2X) + (-0.2X) = 0.0
0.8X = 300 + 0.0
0.8X = 300

Divide each side by '0.8'.
X = 375

Simplifying
X = 375