Question

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1. Add Sry, 6xy and 9xy.
2. Add 2r + 9 and 6x - 5.
3. Add 5x + 13 + 6y and 7x - 11.
4 Subtract m + n - 1 from 5m + 8n - 6
Subtract 3y + 2yz from y' + 5yz + z.
6. Subtract 21ab - 6b - lla from 25ab + 17b - 12a.
7. From the sum of 7x - 2y + 15 and 6 – 18 subtract 5x - 12.
8. What should be subtracted from 5x² - 6y + 7xy + 19 to obtain 3x - 2y + 4xy +31?
10. How much 15x® - 21x' is less than 76x°- 69x + 9x + 18?
32
у
2x²y3 3y* 2x?4x?
2 3
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Answer 1

Answer:

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