300+30x-10x=0

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Solution for 300+30x-10x=0 equation: 


Simplifying
300 + 30x + -10x = 0

Combine like terms: 30x + -10x = 20x
300 + 20x = 0

Solving
300 + 20x = 0

Solving for variable 'x'.

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

Add '-300' to each side of the equation.
300 + -300 + 20x = 0 + -300

Combine like terms: 300 + -300 = 0
0 + 20x = 0 + -300
20x = 0 + -300

Combine like terms: 0 + -300 = -300
20x = -300

Divide each side by '20'.
x = -15

Simplifying
x = -15

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