3 years ago

Find the sum and express it in simplest form. (-5y^3 - 7y) + (7y^3 + 8y +9)

1 answer:

6 0

<span>(-5y^3 - 7y) + (7y^3 + 8y +9)
</span>

-5y^3+7y^3-7y+8y+9 <---- Group like terms

-5y^3+7y^3+y+9 <---- Add similar elements

Answer: 2y^3+y+9

Read it carefully as it may look confusing with the symbols.

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