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Popular >

expand 3x(x-3)

Solution

expand

3 x (x - 3)

Solution

3 x^{2} - 9 x

Solution steps

3 x (x - 3)

Apply the distributive law:

a (b - c) = ab - a c

3 x (x - 3) = 3 xx - 3 x \cdot 3

= 3 xx - 3 x \cdot 3

Simplify

3 xx - 3 x \cdot 3 : 3 x^{2} - 9 x

= 3 x^{2} - 9 x

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Frequently Asked Questions (FAQ)

What is expand 3x(x-3) ?
The solution to expand 3x(x-3) is 3x^2-9x