b.Perform the indicated operations
subtract
pa help po pls
![BPerform The Indicated Operationssubtract Pa Help Po Pls class=](https://ph-static.z-dn.net/files/d3b/1063d68044714b76777448142b8c25a4.jpg)
Answer:
6. - 3x³ - 9x² + 3
7. -3x²y - 12xy + 9y²
Step-by-step explanation:
6.
=5x³ - 8x³ -7x²-2x² +3x-3×-4+7
= - 3x³ - 9x² + 3
7.
= 2x²y - 5x²y -5xy - 7xy +3y² + 6y²
= -3x²y - 12xy + 9y²
PABRAINLIEST PO