Patulong Naman Oh
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Answer:
6. (6m + 7n) + (8m - 3n)
Answer: 14m - 4n
Solution:
Combining like terms.
(6m + 7n) + (8m - 3n)
(6m + 8m) + (7n- 3n)
14m - 4n
7. (7x² - 2y²) - (-3x² + 11y²)
Answer: 10x² - 13y²
Solution:
Combine like terms.
(7x² - 2y²) - (-3x² + 11y²)
(7x² - 2y²) + (3x² - 11y²)
(7x² +3x²) + (-2y² - 11y²)
10x² - 13y²
8. (120a + b) + (30a + 2b)
Answer: 150a + 3b
Solution:
(120a + b) + (30a + 2b)
(120a + 30a) + (b + 2b)
150a + 3b
9. 3x + 2y + 10x - 17y
Answer: 13x - 15y
Solution:
3x + 10x + 2y - 17y
13x - 15y
10. 4y + 8y - 10y + 3x
Answer: 3x + 2y
Solution:
4y + 8y - 10y + 3x
12y - 10y + 3x
2y + 3x
3x + 2y