300=200+x

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Solution for 300=200+x equation:


Simplifying
300 = 200 + x

Solving
300 = 200 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
300 + -1x = 200 + x + -1x

Combine like terms: x + -1x = 0
300 + -1x = 200 + 0
300 + -1x = 200

Add '-300' to each side of the equation.
300 + -300 + -1x = 200 + -300

Combine like terms: 300 + -300 = 0
0 + -1x = 200 + -300
-1x = 200 + -300

Combine like terms: 200 + -300 = -100
-1x = -100

Divide each side by '-1'.
x = 100

Simplifying
x = 100

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