440=x+(x-15)+(x-25)

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Solution for 440=x+(x-15)+(x-25) equation:


Simplifying
440 = x + (x + -15) + (x + -25)

Reorder the terms:
440 = x + (-15 + x) + (x + -25)

Remove parenthesis around (-15 + x)
440 = x + -15 + x + (x + -25)

Reorder the terms:
440 = x + -15 + x + (-25 + x)

Remove parenthesis around (-25 + x)
440 = x + -15 + x + -25 + x

Reorder the terms:
440 = -15 + -25 + x + x + x

Combine like terms: -15 + -25 = -40
440 = -40 + x + x + x

Combine like terms: x + x = 2x
440 = -40 + 2x + x

Combine like terms: 2x + x = 3x
440 = -40 + 3x

Solving
440 = -40 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
440 + -3x = -40 + 3x + -3x

Combine like terms: 3x + -3x = 0
440 + -3x = -40 + 0
440 + -3x = -40

Add '-440' to each side of the equation.
440 + -440 + -3x = -40 + -440

Combine like terms: 440 + -440 = 0
0 + -3x = -40 + -440
-3x = -40 + -440

Combine like terms: -40 + -440 = -480
-3x = -480

Divide each side by '-3'.
x = 160

Simplifying
x = 160

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