Answer:
x=y+4
Step-by-step explanation:
Amount spent by Lia=x
Amount spent by Kiera=y
x=y+4
Answer: 
Step-by-step explanation:
You need to use the following formula to calculate the volume of Triangular prism:

Where "a" is the area of one triangular base and "h" is the height of the triangular prism.
Calculate "a" with this formula:

Where "b" is the base of the triangle and "H" is the height.
In this case:

Then, substituting values, you get that the area is the following:

Finally, you must substitute values into the formula for calculate the volume of the triangular prism, and you also must substitute
, which is its height:

Answer:
Step-by-step explanation:
-60 plus 85 equals 25 so she has 25 dollars in the bank now.
Answer:
8y = -6
Step-by-step explanation:
Simply add the equations as you would numbers.
The 'x's cancel each other out. The 'y's add together as normal numbers.
9 + (-15) = -6
Hope that this helps!