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Popular >

simplify 12x-3x(x+9)

Solution

simplify

12 x - 3 x (x + 9)

Solution

- 3 x^{2} - 15 x

Solution steps

12 x - 3 x (x + 9)

Expand

- 3 x (x + 9) : - 3 x^{2} - 27 x

= 12 x - 3 x^{2} - 27 x

Group like terms

= - 3 x^{2} + 12 x - 27 x

Add similar elements:

12 x - 27 x = - 15 x

= - 3 x^{2} - 15 x

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Frequently Asked Questions (FAQ)

What is 12x-3x(x+9) ?
The solution to 12x-3x(x+9) is -3x^2-15x