Answer:
There are 8 friends and the presents costs $30,000
Step-by-step explanation:
Let x be the number of students and y be the price of the present. Their contributions can be expressed as:

#Make y the subject in equation i then substitute in ii:

Hence, there are 8 friends and the present is priced at $30,000
Answer:
Out of the 4 sports only golf does not use a net. Therefore 3/4 is the sports uses a net
The answer is more than 2/4 of the sports
Hope this helps!
Answer: In order, the boxes are -9, 1, -9
Step-by-step explanation:
The vertex is the tip point of an absolute value function, which in this case is (-9,1).
The axis of symmetry is a symmetrical line through the fuction which goes through the vertex which would be x = -9.
Answer:
3150
Step-by-step explanation:
2325/155,000 = 0.015 = 1.5%
210,000 x 1.5% = 210,000 x 0.015 = 3150