3x+28=4-9x

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Solution for 3x+28=4-9x equation:


Simplifying
3x + 28 = 4 + -9x

Reorder the terms:
28 + 3x = 4 + -9x

Solving
28 + 3x = 4 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
28 + 3x + 9x = 4 + -9x + 9x

Combine like terms: 3x + 9x = 12x
28 + 12x = 4 + -9x + 9x

Combine like terms: -9x + 9x = 0
28 + 12x = 4 + 0
28 + 12x = 4

Add '-28' to each side of the equation.
28 + -28 + 12x = 4 + -28

Combine like terms: 28 + -28 = 0
0 + 12x = 4 + -28
12x = 4 + -28

Combine like terms: 4 + -28 = -24
12x = -24

Divide each side by '12'.
x = -2

Simplifying
x = -2

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