78-6x=9x-18

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Solution for 78-6x=9x-18 equation:


Simplifying
78 + -6x = 9x + -18

Reorder the terms:
78 + -6x = -18 + 9x

Solving
78 + -6x = -18 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
78 + -6x + -9x = -18 + 9x + -9x

Combine like terms: -6x + -9x = -15x
78 + -15x = -18 + 9x + -9x

Combine like terms: 9x + -9x = 0
78 + -15x = -18 + 0
78 + -15x = -18

Add '-78' to each side of the equation.
78 + -78 + -15x = -18 + -78

Combine like terms: 78 + -78 = 0
0 + -15x = -18 + -78
-15x = -18 + -78

Combine like terms: -18 + -78 = -96
-15x = -96

Divide each side by '-15'.
x = 6.4

Simplifying
x = 6.4

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