Asimple index of three stocks have opening values on day 1 and day 8 as shown in the table below.

(picture below)

what is the rate of change of this simple index over one week? round your answer to the nearest tenth.
a.–2.0% b.2.0% c.1.2% d.-1.2%

The chart below shows the distribution of weeds in yard

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles