285=-7x-6(-5x-13)

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Solution for 285=-7x-6(-5x-13) equation:


Simplifying
285 = -7x + -6(-5x + -13)

Reorder the terms:
285 = -7x + -6(-13 + -5x)
285 = -7x + (-13 * -6 + -5x * -6)
285 = -7x + (78 + 30x)

Reorder the terms:
285 = 78 + -7x + 30x

Combine like terms: -7x + 30x = 23x
285 = 78 + 23x

Solving
285 = 78 + 23x

Solving for variable 'x'.

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

Add '-23x' to each side of the equation.
285 + -23x = 78 + 23x + -23x

Combine like terms: 23x + -23x = 0
285 + -23x = 78 + 0
285 + -23x = 78

Add '-285' to each side of the equation.
285 + -285 + -23x = 78 + -285

Combine like terms: 285 + -285 = 0
0 + -23x = 78 + -285
-23x = 78 + -285

Combine like terms: 78 + -285 = -207
-23x = -207

Divide each side by '-23'.
x = 9

Simplifying
x = 9

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