-5[x+2x]=5[x+12]

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Solution for -5[x+2x]=5[x+12] equation:


Simplifying
-5[x + 2x] = 5[x + 12]

Combine like terms: x + 2x = 3x
-5[3x] = 5[x + 12]

Remove brackets around [3x]
-5 * 3x = 5[x + 12]

Multiply -5 * 3
-15x = 5[x + 12]

Reorder the terms:
-15x = 5[12 + x]
-15x = [12 * 5 + x * 5]
-15x = [60 + 5x]

Solving
-15x = 60 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-15x + -5x = 60 + 5x + -5x

Combine like terms: -15x + -5x = -20x
-20x = 60 + 5x + -5x

Combine like terms: 5x + -5x = 0
-20x = 60 + 0
-20x = 60

Divide each side by '-20'.
x = -3

Simplifying
x = -3

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