9-9x=20-16x

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Solution for 9-9x=20-16x equation:


Simplifying
9 + -9x = 20 + -16x

Solving
9 + -9x = 20 + -16x

Solving for variable 'x'.

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

Add '16x' to each side of the equation.
9 + -9x + 16x = 20 + -16x + 16x

Combine like terms: -9x + 16x = 7x
9 + 7x = 20 + -16x + 16x

Combine like terms: -16x + 16x = 0
9 + 7x = 20 + 0
9 + 7x = 20

Add '-9' to each side of the equation.
9 + -9 + 7x = 20 + -9

Combine like terms: 9 + -9 = 0
0 + 7x = 20 + -9
7x = 20 + -9

Combine like terms: 20 + -9 = 11
7x = 11

Divide each side by '7'.
x = 1.571428571

Simplifying
x = 1.571428571

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