-3x-45=6(x+6)

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Solution for -3x-45=6(x+6) equation:


Simplifying
-3x + -45 = 6(x + 6)

Reorder the terms:
-45 + -3x = 6(x + 6)

Reorder the terms:
-45 + -3x = 6(6 + x)
-45 + -3x = (6 * 6 + x * 6)
-45 + -3x = (36 + 6x)

Solving
-45 + -3x = 36 + 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.
-45 + -3x + -6x = 36 + 6x + -6x

Combine like terms: -3x + -6x = -9x
-45 + -9x = 36 + 6x + -6x

Combine like terms: 6x + -6x = 0
-45 + -9x = 36 + 0
-45 + -9x = 36

Add '45' to each side of the equation.
-45 + 45 + -9x = 36 + 45

Combine like terms: -45 + 45 = 0
0 + -9x = 36 + 45
-9x = 36 + 45

Combine like terms: 36 + 45 = 81
-9x = 81

Divide each side by '-9'.
x = -9

Simplifying
x = -9

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