Answer:
What are you asking then i can answer
Step-by-step explanation:
The answer for 5+b=25 isb=20
Answer: Janelle is 1/2 below sea level, the altimeter should read -1/2 feet
Step-by-step explanation:

Pick any value for x, like x = 0, plug it into the equation, and get the value for y. For x = 0,
2(0) + y = 5
y = 5
The ordered pair is (0,5). Find other ordered pairs using the same reasoning.