9x+78=13x-25

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Solution for 9x+78=13x-25 equation:


Simplifying
9x + 78 = 13x + -25

Reorder the terms:
78 + 9x = 13x + -25

Reorder the terms:
78 + 9x = -25 + 13x

Solving
78 + 9x = -25 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
78 + 9x + -13x = -25 + 13x + -13x

Combine like terms: 9x + -13x = -4x
78 + -4x = -25 + 13x + -13x

Combine like terms: 13x + -13x = 0
78 + -4x = -25 + 0
78 + -4x = -25

Add '-78' to each side of the equation.
78 + -78 + -4x = -25 + -78

Combine like terms: 78 + -78 = 0
0 + -4x = -25 + -78
-4x = -25 + -78

Combine like terms: -25 + -78 = -103
-4x = -103

Divide each side by '-4'.
x = 25.75

Simplifying
x = 25.75

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