28=7x+4-3x

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Solution for 28=7x+4-3x equation:


Simplifying
28 = 7x + 4 + -3x

Reorder the terms:
28 = 4 + 7x + -3x

Combine like terms: 7x + -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 = -24
-4x = -24

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

Simplifying
x = 6

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