Find 7/8 x 1/4 write in simplest form

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4