Answer:
173x^2+107x+24
Step-by-step explanation:
9x-x^2+7x+8+10x-x^2+19x+8-x^2+26x+88x^2+10x+88x^2+26x+8
173x^2+107x+24
11. 57% = 0.57
12. retail price = c + (0.57c)
13. retail price = 45 + (0.57 x 45)
retail price = 45 + 25.65
retail price = $70.65
14. 57% was added to the original price of the chain which is $25.65
Answer:
B) construct the center of a given circle
Estimating the number of internet users in Europe by multiplying the ratio with the whole internet users
users in Europe = 9/40 × 2.1 billion
users in Europe = 9/40 × 2,100 million
users in Europe = (9 × 2,100)/40 million
users in Europe = 18,900/40 million
users in Europe = 472.5 million
The number of internet users in Europe is approximately 472.5 million at this time
Answer:
D. 1,520 seconds
E. 1,580 seconds
Step-by-step explanation:
Options:
A. 1,420 seconds
B. 1,480 seconds
C. 1,500 seconds
D. 1,520 seconds
E. 1,580 seconds
Emily's homework is to read for more than 25 minutes every night.
1 minute = 60 seconds
25 minutes 
seconds
more than 25 minutes is more than 1,500 seconds
Options D and E give you times that are greater than 1,500 seconds, options A, B and C give you times that are less or equal to 1,500 seconds.
