28=-x+7x+4

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Solution for 28=-x+7x+4 equation:


Simplifying
28 = -1x + 7x + 4

Reorder the terms:
28 = 4 + -1x + 7x

Combine like terms: -1x + 7x = 6x
28 = 4 + 6x

Solving
28 = 4 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
28 + -6x = 4 + 6x + -6x

Combine like terms: 6x + -6x = 0
28 + -6x = 4 + 0
28 + -6x = 4

Add '-28' to each side of the equation.
28 + -28 + -6x = 4 + -28

Combine like terms: 28 + -28 = 0
0 + -6x = 4 + -28
-6x = 4 + -28

Combine like terms: 4 + -28 = -24
-6x = -24

Divide each side by '-6'.
x = 4

Simplifying
x = 4

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