Answer:
2xy+10z-5yz-4x
Step-by-step explanation:
Just put the positives and negatives together. You can't add or subtract any of them because they aren't like terms.
Answer:
the answer is 22 hope this helps
Step-by-step explanation:
7(-7)= -49
-49+149=100
100-56=44
44/2=22
Answer:
Step-by-step explanation:
66.6344086
Answer:
u = -7
Step-by-step explanation:
-3+4u=-31
Add 3 to each side
-3+3 +4u = -31+3
4u = -28
Divide each side by 4
4u/4 = -28/4
u = -7
12
hours
to calculate time divide distance by average speed
time =
= 12.5 = 12 