x-4x+25=31

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Solution for x-4x+25=31 equation:


Simplifying
x + -4x + 25 = 31

Reorder the terms:
25 + x + -4x = 31

Combine like terms: x + -4x = -3x
25 + -3x = 31

Solving
25 + -3x = 31

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + -3x = 31 + -25

Combine like terms: 25 + -25 = 0
0 + -3x = 31 + -25
-3x = 31 + -25

Combine like terms: 31 + -25 = 6
-3x = 6

Divide each side by '-3'.
x = -2

Simplifying
x = -2

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