-4x-21=-(x-27)

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Solution for -4x-21=-(x-27) equation:


Simplifying
-4x + -21 = -1(x + -27)

Reorder the terms:
-21 + -4x = -1(x + -27)

Reorder the terms:
-21 + -4x = -1(-27 + x)
-21 + -4x = (-27 * -1 + x * -1)
-21 + -4x = (27 + -1x)

Solving
-21 + -4x = 27 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-21 + -4x + x = 27 + -1x + x

Combine like terms: -4x + x = -3x
-21 + -3x = 27 + -1x + x

Combine like terms: -1x + x = 0
-21 + -3x = 27 + 0
-21 + -3x = 27

Add '21' to each side of the equation.
-21 + 21 + -3x = 27 + 21

Combine like terms: -21 + 21 = 0
0 + -3x = 27 + 21
-3x = 27 + 21

Combine like terms: 27 + 21 = 48
-3x = 48

Divide each side by '-3'.
x = -16

Simplifying
x = -16

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