n Chemical compound data x (degrees °C) 0 15 723235 y (grams) 5 7 12 10 14 30 21 22 45 35 27 60 43 39 41 75 47 53 43 The amounts of a chemical compound y that dissolved in 100 grams of water at various temperatures x were recorded. Use the given data to complete parts (a) through (c) below. Click the icon to view the recorded data. (a) Find the equation of the regression line. (Round the constant to two decimal places as needed. Round the coefficient to three decimal places as needed.) (b) Graph the line on a scatter diagram. Choose the correct graph below. ○ A. A Grams 60- 0 80 Q Q О в. О с. D. A Grams 60- Q Q A Grams Q A Grams Q 60- 90- Q Q 0 80 02 0 Temperature (C) Temperature (C) (c) Estimate the amount of chemical that will dissolve in 100 grams of water at 50°C. ☐ grams (Round to two decimal places as needed.) 80 0+ 0 Temperature (C) 80 Temperature (C) ✓

p= $956.28, r= 4.5, t=?, i= $172.13

A store clerk receives a cheque for $6,358.10 for the purchase of 877 ties and lapel pins. The ties cost $6.50 each and the lapel pins $8.90 each. Help the clerk to determine how he should fill out the order in terms of the number of ties and pins sold.

In his first week at college, Daniel spent $17 on entertainment, $22 on food, and $23 on gas. If there are 11 weeks in the semester, estimate the total amount of money Daniel will spend on these things throughout the semester by rounding all values to the nearest ten. Answer Keypad Keyboard Shortcuts

Solve. i194

you forgot to answer question D

what would it be for 15 or older?

0.4x-5.6+5=25

元ty dy Solve

-3.7 = 5.4x - 5.5