75=(x+25)-(3x-10)

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Solution for 75=(x+25)-(3x-10) equation:


Simplifying
75 = (x + 25) + -1(3x + -10)

Reorder the terms:
75 = (25 + x) + -1(3x + -10)

Remove parenthesis around (25 + x)
75 = 25 + x + -1(3x + -10)

Reorder the terms:
75 = 25 + x + -1(-10 + 3x)
75 = 25 + x + (-10 * -1 + 3x * -1)
75 = 25 + x + (10 + -3x)

Reorder the terms:
75 = 25 + 10 + x + -3x

Combine like terms: 25 + 10 = 35
75 = 35 + x + -3x

Combine like terms: x + -3x = -2x
75 = 35 + -2x

Solving
75 = 35 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
75 + 2x = 35 + -2x + 2x

Combine like terms: -2x + 2x = 0
75 + 2x = 35 + 0
75 + 2x = 35

Add '-75' to each side of the equation.
75 + -75 + 2x = 35 + -75

Combine like terms: 75 + -75 = 0
0 + 2x = 35 + -75
2x = 35 + -75

Combine like terms: 35 + -75 = -40
2x = -40

Divide each side by '2'.
x = -20

Simplifying
x = -20

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