-500+800=3x

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Solution for -500+800=3x equation:


Simplifying
-500 + 800 = 3x

Combine like terms: -500 + 800 = 300
300 = 3x

Solving
300 = 3x

Solving for variable 'x'.

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

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

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

Add '-300' to each side of the equation.
300 + -300 + -3x = 0 + -300

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

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

Divide each side by '-3'.
x = 100

Simplifying
x = 100

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