Pls

the temperature in degrees celsius (c) can be converted to degrees fahrenheit (f) using the formula f(c)= 9/5 c+k, where k is a constant. find k, if to c=−40ºc corresponds f=−40ºf.

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Ineed with angles and the measure of them i have abc a is 65 and b is (3x-10) and c is (2x) find the value of x

If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p