-28=-x-3x+4

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Solution for -28=-x-3x+4 equation:


Simplifying
-28 = -1x + -3x + 4

Reorder the terms:
-28 = 4 + -1x + -3x

Combine like terms: -1x + -3x = -4x
-28 = 4 + -4x

Solving
-28 = 4 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-28 + 4x = 4 + -4x + 4x

Combine like terms: -4x + 4x = 0
-28 + 4x = 4 + 0
-28 + 4x = 4

Add '28' to each side of the equation.
-28 + 28 + 4x = 4 + 28

Combine like terms: -28 + 28 = 0
0 + 4x = 4 + 28
4x = 4 + 28

Combine like terms: 4 + 28 = 32
4x = 32

Divide each side by '4'.
x = 8

Simplifying
x = 8

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