The cost of car service is partly constant and partly varies with the time it takes to do the work it cost $3500 for a 5.5 hour service and 2900 dollars for a 4 hour service. a) find the formula connecting $3 with time T hours. b) find the cost of a 7.5 hour service.

Eight people were asked what the balance of their savings account at the beginning of the month was and how much it increased or decreased by the end of the month. create a scatter plot that represents the data that is shown in the table. the x-axis represents the beginning balance in thousands of dollars and the y-axis represents the change in the savings account in hundreds of dollars. name beginning balance (in thousands of dollars) change in savings account (in hundreds of dollars) jimmy 5 3 kendra 4 7 carlos 5 4 yolanda 3 1 shawn 2 5 laura 3 2 andy 5 6 georgia 4 3

Which is the graph of the piecewise function f(x)? f(x)=[tex]f(x) = \left \{ {{-x+1, x\leq 0 } \atop {x+1, x\ \textgreater \ 0}} \right.[/tex]

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth