Answer:
Hence, Eric's elevation changed
meters above. So after the 2 moves, he is up by
meters.
Step-by-step explanation:
Let us assume "negative" as climbing up and "positive" as climbing up. Here we need to find the change in elevation.
-
meters down means
.
meters up means
.
Now we have:

Answer:
4(30 +1)= 4(30) + 4(1)
Step-by-step explanation:
The property states a(b+c)= ab+ac.
30 and 1 equals 31, then you just plug the two numbers into the equation.
Answer:
C
Step-by-step explanation:
7 5/6 is 7.833333333333333333333
Answer: 40x^2+8x
Step-by-step explanation:
First, distribute the 4 with the 10x^2 = 40x^2
Second distribute the 4 with the 2x = 8x
Third put them together: 40x^2+8x