3X-5=X+4

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Solution for 3X-5=X+4 equation:


Simplifying
3X + -5 = X + 4

Reorder the terms:
-5 + 3X = X + 4

Reorder the terms:
-5 + 3X = 4 + X

Solving
-5 + 3X = 4 + X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
-5 + 3X + -1X = 4 + X + -1X

Combine like terms: 3X + -1X = 2X
-5 + 2X = 4 + X + -1X

Combine like terms: X + -1X = 0
-5 + 2X = 4 + 0
-5 + 2X = 4

Add '5' to each side of the equation.
-5 + 5 + 2X = 4 + 5

Combine like terms: -5 + 5 = 0
0 + 2X = 4 + 5
2X = 4 + 5

Combine like terms: 4 + 5 = 9
2X = 9

Divide each side by '2'.
X = 4.5

Simplifying
X = 4.5

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