Answer:
-y^4+4y
Step-by-step explanation:
Answer: a bigger or equal to 20
Explanation:
2a/5 - 2 _> a/4 + 1
8a/20 - 40/20 _> 5a/20 + 20/20
8a - 40 _> 5a + 20
3a _> 60
a _> 20
Answer:
X = 75°
Y = 105°
Z =75
Step-by-step explanation:
Answer:
=
Step-by-step explanation:
