Answer:
Step-by-step explanation:
Let x be the number of students,
Y be profits, Rate per student is $550, initial investment is 25000
From the expression , denotes the constant value.
The initial investment is our constant value.
, Initial investment is the expenses hence
Therefore, our equation will be:-
Answer:
1/9
Step-by-step explanation:
Because it's negative you can just flip it
Rual because negatives move backwards so the higher the number the smaller it is
Answer:
x=9
y=4
z=4
Step-by-step explanation:
9x-13=7x+5
9x-7x=5+13
2x=18
x=18/2=9
3y=12
y=12/3=4
11z-41=5z-17
11z-5z=-17+41
6z=24
z=24/6=4
Answer:
Смотрите в объяснении.
Step-by-step explanation:
x=4
x=-2
x=-3
x=20
x=-400
Надеюсь, это помогло! :)