300=.50(x+60)

Solution for 300=.50(x+60) equation:

Simplifying
300 = 0.50(x + 60)

Reorder the terms:
300 = 0.50(60 + x)
300 = (60 * 0.50 + x * 0.50)
300 = (30 + 0.50x)

Solving
300 = 30 + 0.50x

Solving for variable 'x'.

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

Add '-0.50x' to each side of the equation.
300 + -0.50x = 30 + 0.50x + -0.50x

Combine like terms: 0.50x + -0.50x = 0.00
300 + -0.50x = 30 + 0.00
300 + -0.50x = 30

Add '-300' to each side of the equation.
300 + -300 + -0.50x = 30 + -300

Combine like terms: 300 + -300 = 0
0 + -0.50x = 30 + -300
-0.50x = 30 + -300

Combine like terms: 30 + -300 = -270
-0.50x = -270

Divide each side by '-0.50'.
x = 540

Simplifying
x = 540