57-2x-431=21-5x+55

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Solution for 57-2x-431=21-5x+55 equation:


Simplifying
57 + -2x + -431 = 21 + -5x + 55

Reorder the terms:
57 + -431 + -2x = 21 + -5x + 55

Combine like terms: 57 + -431 = -374
-374 + -2x = 21 + -5x + 55

Reorder the terms:
-374 + -2x = 21 + 55 + -5x

Combine like terms: 21 + 55 = 76
-374 + -2x = 76 + -5x

Solving
-374 + -2x = 76 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-374 + -2x + 5x = 76 + -5x + 5x

Combine like terms: -2x + 5x = 3x
-374 + 3x = 76 + -5x + 5x

Combine like terms: -5x + 5x = 0
-374 + 3x = 76 + 0
-374 + 3x = 76

Add '374' to each side of the equation.
-374 + 374 + 3x = 76 + 374

Combine like terms: -374 + 374 = 0
0 + 3x = 76 + 374
3x = 76 + 374

Combine like terms: 76 + 374 = 450
3x = 450

Divide each side by '3'.
x = 150

Simplifying
x = 150

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