-14cd-2c²d²+15cd+9c²d²-15cd need help
2 answers:
Combine like terms.
-14cd + 15cd - 15cd = -14cd
-2c²d² + 9c²d² = 7c²d²
7c²d² - 14cd is your answer
hope this helps
<span>-14cd - 2c²d² + 15cd+9c²d²-15cd
</span><span>= cd(-14 + 15 - 15) + c²d²(-2 + 9)
= </span>7c²d² - 14cd
Hope it helps
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