100+x=y-(y*0.3)

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Solution for 100+x=y-(y*0.3) equation:


Simplifying
100 + x = y + -1(y * 0.3)

Reorder the terms for easier multiplication:
100 + x = y + -1(0.3y)

Remove parenthesis around (0.3y)
100 + x = y + -1 * 0.3y

Multiply -1 * 0.3
100 + x = y + -0.3y

Combine like terms: y + -0.3y = 0.7y
100 + x = 0.7y

Solving
100 + x = 0.7y

Solving for variable 'x'.

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

Add '-100' to each side of the equation.
100 + -100 + x = -100 + 0.7y

Combine like terms: 100 + -100 = 0
0 + x = -100 + 0.7y
x = -100 + 0.7y

Simplifying
x = -100 + 0.7y

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