15X+9=6X+81

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Solution for 15X+9=6X+81 equation:


Simplifying
15X + 9 = 6X + 81

Reorder the terms:
9 + 15X = 6X + 81

Reorder the terms:
9 + 15X = 81 + 6X

Solving
9 + 15X = 81 + 6X

Solving for variable 'X'.

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

Add '-6X' to each side of the equation.
9 + 15X + -6X = 81 + 6X + -6X

Combine like terms: 15X + -6X = 9X
9 + 9X = 81 + 6X + -6X

Combine like terms: 6X + -6X = 0
9 + 9X = 81 + 0
9 + 9X = 81

Add '-9' to each side of the equation.
9 + -9 + 9X = 81 + -9

Combine like terms: 9 + -9 = 0
0 + 9X = 81 + -9
9X = 81 + -9

Combine like terms: 81 + -9 = 72
9X = 72

Divide each side by '9'.
X = 8

Simplifying
X = 8

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