Answer:
a) 5xy + 9yz + 3zx + 5x - 4y
Step-by-step explanation:
→ (7xy + 5yz - 3zx) + (4yz + 9zx - 4y) + (-3xz + 5x - 2xy)
→ (7xy - 2xy) + (5yz + 4yz) + (-3zx + 9zx - 3xz) + (5x) + (-4y)
→ 5xy + 9yz + 3zx + 5x - 4y
Hence, option (a) is the correct answer.
Answer:
(16) is the homogeneous mixture
-15×-5=75 I don't know of this helped but whatever
Answer:
25 meters
Step-by-step explanation:
5/8 of 40 =25
40 divided by 5 = 8
5*5=25
25 meters