15X+9=8X-5

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Solution for 15X+9=8X-5 equation:


Simplifying
15X + 9 = 8X + -5

Reorder the terms:
9 + 15X = 8X + -5

Reorder the terms:
9 + 15X = -5 + 8X

Solving
9 + 15X = -5 + 8X

Solving for variable 'X'.

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

Add '-8X' to each side of the equation.
9 + 15X + -8X = -5 + 8X + -8X

Combine like terms: 15X + -8X = 7X
9 + 7X = -5 + 8X + -8X

Combine like terms: 8X + -8X = 0
9 + 7X = -5 + 0
9 + 7X = -5

Add '-9' to each side of the equation.
9 + -9 + 7X = -5 + -9

Combine like terms: 9 + -9 = 0
0 + 7X = -5 + -9
7X = -5 + -9

Combine like terms: -5 + -9 = -14
7X = -14

Divide each side by '7'.
X = -2

Simplifying
X = -2

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