15x-39=11x-9

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Solution for 15x-39=11x-9 equation:


Simplifying
15x + -39 = 11x + -9

Reorder the terms:
-39 + 15x = 11x + -9

Reorder the terms:
-39 + 15x = -9 + 11x

Solving
-39 + 15x = -9 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
-39 + 15x + -11x = -9 + 11x + -11x

Combine like terms: 15x + -11x = 4x
-39 + 4x = -9 + 11x + -11x

Combine like terms: 11x + -11x = 0
-39 + 4x = -9 + 0
-39 + 4x = -9

Add '39' to each side of the equation.
-39 + 39 + 4x = -9 + 39

Combine like terms: -39 + 39 = 0
0 + 4x = -9 + 39
4x = -9 + 39

Combine like terms: -9 + 39 = 30
4x = 30

Divide each side by '4'.
x = 7.5

Simplifying
x = 7.5

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