100=200-7x

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Solution for 100=200-7x equation:


Simplifying
100 = 200 + -7x

Solving
100 = 200 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
100 + 7x = 200 + -7x + 7x

Combine like terms: -7x + 7x = 0
100 + 7x = 200 + 0
100 + 7x = 200

Add '-100' to each side of the equation.
100 + -100 + 7x = 200 + -100

Combine like terms: 100 + -100 = 0
0 + 7x = 200 + -100
7x = 200 + -100

Combine like terms: 200 + -100 = 100
7x = 100

Divide each side by '7'.
x = 14.28571429

Simplifying
x = 14.28571429

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