Answer:
3.7
Step-by-step explanation:


≈
Answer: (-4,5)
Step-by-step explanation:
Rotating 90 deg. counterclockwise maps (x,y) onto (-y,x), so (5,4) maps onto (-4,5).
Answer:
15
Step-by-step explanation:
For this case we have the following inequality:

We must clear "y", so, we have the following steps:
1st step:
Apply distributive property to the right side of the inequality:

2nd step:
We add similar terms:


3rd step:
We add 48 to both sides of the equation:

4th step:
We divide between 22 on both sides:

Thus, the result is given by: 
Answer:
Option 1