300-10x=30x

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Solution for 300-10x=30x equation:


Simplifying
300 + -10x = 30x

Solving
300 + -10x = 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
300 + -10x + -30x = 30x + -30x

Combine like terms: -10x + -30x = -40x
300 + -40x = 30x + -30x

Combine like terms: 30x + -30x = 0
300 + -40x = 0

Add '-300' to each side of the equation.
300 + -300 + -40x = 0 + -300

Combine like terms: 300 + -300 = 0
0 + -40x = 0 + -300
-40x = 0 + -300

Combine like terms: 0 + -300 = -300
-40x = -300

Divide each side by '-40'.
x = 7.5

Simplifying
x = 7.5

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