78=-9x-3(-5612x)

Solution for 78=-9x-3(-5612x) equation:

Simplifying
78 = -9x + -3(-5612x)

Remove parenthesis around (-5612x)
78 = -9x + -3 * -5612x

Multiply -3 * -5612
78 = -9x + 16836x

Combine like terms: -9x + 16836x = 16827x
78 = 16827x

Solving
78 = 16827x

Solving for variable 'x'.

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

Add '-16827x' to each side of the equation.
78 + -16827x = 16827x + -16827x

Combine like terms: 16827x + -16827x = 0
78 + -16827x = 0

Add '-78' to each side of the equation.
78 + -78 + -16827x = 0 + -78

Combine like terms: 78 + -78 = 0
0 + -16827x = 0 + -78
-16827x = 0 + -78

Combine like terms: 0 + -78 = -78
-16827x = -78

Divide each side by '-16827'.
x = 0.004635407381

Simplifying
x = 0.004635407381