Answer:
x = -2
Step-by-step explanation:
1/3(x - 10) = - 4
1/3x - 10/3 = - 4
1/3x = -4 + 10/3
1/3x = -2/3
x = -2/3 · 3
x = -2
Plug in the -1 inside the given equation:
y=2x²-5x+9-78-38-18-1
y=2(-1)²-5(-1)-126= -119
Answer:
12 feet by 2 feet
Step-by-step explanation:
area= length times width
24=12x2
Answer:
The cost of comic is $2.8 and the cost of magazine is $4.2.
Step-by-step explanation:
Given : Eugene bought 27 comics and 12 magazines for $126. If 3 comics cost as much as 2 magazines.
To find : The cost of each comic ?
Solution :
Let the cost of a comic be 'c'
the cost of a magazine be 'm'
If 3 comics cost as much as 2 magazines.
i.e. 
....(1)
Eugene bought 27 comics and 12 magazines for $126.
i.e.
.....(2)
Substitute the value of c from (1) in (2),
Substitute in (1),



So, The cost of comic is $2.8 and the cost of magazine is $4.2.
Answer:
Step-by-step explanation:
-6