One week, a certain stock market index went down from 7,677 to 7,369.92. What was the percent decrease, rounded to the nearest whole percent?

Consider a graph for the equation y= -3x+4. what is the y intercept? a) 4 b) -4 c) 3 d) -3

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

How can writing phrases as algebraic expressions you solve problems?