Answer:
(x-4)^2 / 16 + (y+2)^2 / 7 = 1 or 7x^2-56x+16y^2+64y+64=0
Step-by-step explanation:
Either one should be right I think. Hope this helps.
Answer:
2,500 pages
Step-by-step explanation:
Let
y -----> the overall cost
x -----> the number of pages
we know that
HP printer
------> equation A
Samsung printer
-----> equation B
Solve the system by substitution
Substitute equation B in equation A

Solve for x

The difference between whole numbers and integers is that whole numbers do not include negative numbers, whereas integers do. Therefore, the same rule used by integers can be used with whole numbers, so long as negative numbers are not used.