(x-50)+x+(x-50)=300

Solution for (x-50)+x+(x-50)=300 equation:

Simplifying
(x + -50) + x + (x + -50) = 300

Reorder the terms:
(-50 + x) + x + (x + -50) = 300

Remove parenthesis around (-50 + x)
-50 + x + x + (x + -50) = 300

Reorder the terms:
-50 + x + x + (-50 + x) = 300

Remove parenthesis around (-50 + x)
-50 + x + x + -50 + x = 300

Reorder the terms:
-50 + -50 + x + x + x = 300

Combine like terms: -50 + -50 = -100
-100 + x + x + x = 300

Combine like terms: x + x = 2x
-100 + 2x + x = 300

Combine like terms: 2x + x = 3x
-100 + 3x = 300

Solving
-100 + 3x = 300

Solving for variable 'x'.

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

Add '100' to each side of the equation.
-100 + 100 + 3x = 300 + 100

Combine like terms: -100 + 100 = 0
0 + 3x = 300 + 100
3x = 300 + 100

Combine like terms: 300 + 100 = 400
3x = 400

Divide each side by '3'.
x = 133.3333333

Simplifying
x = 133.3333333