Answer:
x=-5/3
Step-by-step explanation:
6x+7=3x+2
6x-3x=2-7
3x=-5
x=-5/3
Answer:
it should be -10
Step-by-step explanation:
5 x 2 is 10 but you add the negative. Mary added instead of multiplied.
<h3>
Answer: Choice D) </h3>
Work Shown:

We must require that
and
to avoid having 0 in the denominator. This is why choice D is the answer.
Answer:
The height is 2 units
Step-by-step explanation:
Find the area of the base of the square pyramid
we know that
The volume of the square pyramid is equal to

where
B is the area of the base and H is the height of the pyramid
we have


substitute in the formula and solve for B


step 2
Find the height of the square prism
we know that
The volume of the square prism is equal to

where
B is the area of the base and h is the height of the prism
we have


substitute in the formula and solve for h

