Answer:
should be 20
Step-by-step explanation:
yes
Answer:
1/10
Step-by-step explanation:
1/2 divided by 5 = 1/10
-5/-7 = 5/7 = 0.71428577142857... The decimal form of the fraction never ends, so 5/7 is not a rational number
(2y + 5)° = 4y °
- 4y + 2y° = -5°
-2y° = -5°
y =5/2
For 80,
10,8,2,4
For 90
10,9