Answer:

Step-by-step explanation:
We can factor the expression by using the common factor.
Pull out 3x from the expression.

Common Factor is similar to dividing by the term we pull out. When we pull out the term, we divide the whole expression and keep the term out of the expression.
Answer:
In the expression of 7xy, if x is negative, then y must also be negative for the product to be positive.
Let me know if this helps!
Answer:
8h=30
Lizbeth can not climb for 4.5 hours.
Step-by-step explanation:
If you plug in 4.5 for h you get
8(4.5)=30
36 does not equal 30
Therefore Lizbeth can't climb for 4.5 hours
Answer : -2.7d+3.2h-18
Please leave a thanks <3
Remember the slope of a line is rise over run. The first number will be from the point that has the larger value of x.