If you increase the price 9 times which is 5 dollars more each time you get only 30 students that are willing to buy it. Any more increases will lead to no one wanting to buy it.
Answer:
i think the answer is 7.20
Step-by-step explanation:
Answer: the answer is -12. C
Step-by-step explanation:
2(x − 3) + 5x = 5(2x + 6) = -12
1. x=4
6x-3x=12
3x=12
x=4
2. x=4
3x-5=x+3
3x=x+8
2x=8
x=4
3. x=20
1/2x+1/5x=14
7/10x=14
7x=140
x=20
4. x=2
2.5x+1.0x=7
3.5x=7
x=2