Answer:
You cross multiply to solve for a variable. You cross multiply when given a proportion.
1.75 hours, add them up and divide by two and you get your answer
Answer:
4?
Step-by-step explanation:
I'm not sure though. Guess if you have to.
W-13=15 add 13 on both sides to isolate variable and you get w=13+15, w=28
NO because 3/5 is the same as 0.6