90-(3x-10)=x

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Solution for 90-(3x-10)=x equation:


Simplifying
90 + -1(3x + -10) = x

Reorder the terms:
90 + -1(-10 + 3x) = x
90 + (-10 * -1 + 3x * -1) = x
90 + (10 + -3x) = x

Combine like terms: 90 + 10 = 100
100 + -3x = x

Solving
100 + -3x = 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.
100 + -3x + -1x = x + -1x

Combine like terms: -3x + -1x = -4x
100 + -4x = x + -1x

Combine like terms: x + -1x = 0
100 + -4x = 0

Add '-100' to each side of the equation.
100 + -100 + -4x = 0 + -100

Combine like terms: 100 + -100 = 0
0 + -4x = 0 + -100
-4x = 0 + -100

Combine like terms: 0 + -100 = -100
-4x = -100

Divide each side by '-4'.
x = 25

Simplifying
x = 25

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