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1 answer:
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Answer: -16d³ + 3d² - 3d + 2
Step-by-step explanation:
<u>Given expression</u>
(4d - 6d³ + 3d²) - (10d³ + 7d - 2)
<u>Expand parentheses </u>
<u>(REMEMBER to change [+, -] signs when there is a [-] sign in before)</u>
=4d - 6d³ + 3d² - 10d³ - 7d + 2
<u>Put like terms together</u>
=-6d³ - 10d³ + 3d² + 4d - 7d + 2
<u>Combine like terms</u>
=(-6d³ - 10d³) + 3d² + (4d - 7d) + 2
=
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