x-16=3x-(x+4)

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Solution for x-16=3x-(x+4) equation:


Simplifying
x + -16 = 3x + -1(x + 4)

Reorder the terms:
-16 + x = 3x + -1(x + 4)

Reorder the terms:
-16 + x = 3x + -1(4 + x)
-16 + x = 3x + (4 * -1 + x * -1)
-16 + x = 3x + (-4 + -1x)

Reorder the terms:
-16 + x = -4 + 3x + -1x

Combine like terms: 3x + -1x = 2x
-16 + x = -4 + 2x

Solving
-16 + x = -4 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-16 + x + -2x = -4 + 2x + -2x

Combine like terms: x + -2x = -1x
-16 + -1x = -4 + 2x + -2x

Combine like terms: 2x + -2x = 0
-16 + -1x = -4 + 0
-16 + -1x = -4

Add '16' to each side of the equation.
-16 + 16 + -1x = -4 + 16

Combine like terms: -16 + 16 = 0
0 + -1x = -4 + 16
-1x = -4 + 16

Combine like terms: -4 + 16 = 12
-1x = 12

Divide each side by '-1'.
x = -12

Simplifying
x = -12

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