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Popular >

expand (x+7)(3x-9)

Solution

expand

(x + 7) (3 x - 9)

Solution

3 x^{2} + 12 x - 63

Solution steps

(x + 7) (3 x - 9)

Apply FOIL method

(x + 7) (3 x - 9) : 3 x^{2} + 12 x - 63

= 3 x^{2} + 12 x - 63

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simplify 3/4 \times 4/3 simplify

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2/9-5/6 \div 4/3

\frac{2}{9} - \frac{5}{6} \div \frac{4}{3}

Frequently Asked Questions (FAQ)

What is expand (x+7)(3x-9) ?
The solution to expand (x+7)(3x-9) is 3x^2+12x-63