Question

9. 3aPb from -5a²b
10. -8
11. -2abc from -8abc
12. -16p from-11p
13. 2a-5b + 2c - 9 from 3a - 4b-c +6
14. -6p + 9 + 3r +8 from p - 2q -58 -8
15. xº+3x² – 5x + 4 from 3x3 – x2 + 2x – 4
16. 5y“ – 3y$ + 2y? + y - 1 from 4y4 – 2y3 – 6y? – y +5
9. 4p2 +592 – 6r2 +7 from 3p2-492-512-6
18. What must be subtracted from 3a2-6ab - 362-1 to get 4 a2 - 7ab – 4b² +1?
19. The two adjacent sides of a rectangle are 5x2 – 3y2 and x² + 2xy. Find the perimeter.
20. The perimeter of a triangle is 6p2 - 4p +9 and two of its sides are p²-2p +1
3p²-5p+3. Find the third side of the triangle.
toetery​

Answer 1

I DON'T KNOW BECAUSE I AM NOOB BOT