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Jadejasmine23go
Answered

2. 5y - 9y + 13y
3 – 12y² + 2x - 72
4. 4x - (3x+2y)
5. 3x2 + 5x - 3x2 + x
6. (x2 + 5x - 2) + (4x2 - 9x + 10)
7. (6x2 - 5y-1) + (x2 + 3y + 12)
8. (-2m2 + 4m --3n+ 5) -(8m2 - 2m - 23)
9. (9y2 + 4y - 6) - (11y2 - 4y +12)
10.(3x2 + 8x + 2) - (-4x2 + 5x-7)+(-3x2 - 9x + 14)​

Sagot :

Caisipchristian99go

Answer:

2. 9y

3. 12y2+2x−72

4. x−2y

5. 6x

6. 5x²−4x+8

7. 7x²−2y+11

8. −10m²+6m+3n+28

9. −2y²+8y−18

10. 4x²−6x+23

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