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Mathematics
Gabriel
Today, 08:34
Expand and simplify (x+9) (x-3)
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Easton Robinson
Today, 11:27
0
x² + 6x-27
Step-by-step explanation:
(x+9) (x-3) (expand by distributive property)
= x (x) - 3 (x) + x (9) - 3 (9) (simplify)
= x² - 3x+9x-27
= x² + 6x-27
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