75=-3x+3(-4x-30)

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Solution for 75=-3x+3(-4x-30) equation:


Simplifying
75 = -3x + 3(-4x + -30)

Reorder the terms:
75 = -3x + 3(-30 + -4x)
75 = -3x + (-30 * 3 + -4x * 3)
75 = -3x + (-90 + -12x)

Reorder the terms:
75 = -90 + -3x + -12x

Combine like terms: -3x + -12x = -15x
75 = -90 + -15x

Solving
75 = -90 + -15x

Solving for variable 'x'.

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

Add '15x' to each side of the equation.
75 + 15x = -90 + -15x + 15x

Combine like terms: -15x + 15x = 0
75 + 15x = -90 + 0
75 + 15x = -90

Add '-75' to each side of the equation.
75 + -75 + 15x = -90 + -75

Combine like terms: 75 + -75 = 0
0 + 15x = -90 + -75
15x = -90 + -75

Combine like terms: -90 + -75 = -165
15x = -165

Divide each side by '15'.
x = -11

Simplifying
x = -11

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