28=9x-16x

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Solution for 28=9x-16x equation:


Simplifying
28 = 9x + -16x

Combine like terms: 9x + -16x = -7x
28 = -7x

Solving
28 = -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
28 + 7x = -7x + 7x

Combine like terms: -7x + 7x = 0
28 + 7x = 0

Add '-28' to each side of the equation.
28 + -28 + 7x = 0 + -28

Combine like terms: 28 + -28 = 0
0 + 7x = 0 + -28
7x = 0 + -28

Combine like terms: 0 + -28 = -28
7x = -28

Divide each side by '7'.
x = -4

Simplifying
x = -4

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