Write each phrase as an algebraic expression using the variable n: five more than twice a number
the product of a number and 6
seven divided by twice a number
three times a number decreased by 11
Fifteen less than twice a number
Three times a number, increased by seventeen
The product of nine and a number, decreased by six
Thirty divided by seven times a number

Part a : solve - vp + 40 < 65 for v . part b : solve 7w - 3r = 15 for r show your work!

Which graph represents the equation y =4x

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.