The width of a rectangle is 4x-4 feet and the length is 2x+5 feet. find the perimeter

Can someone me with this problem . show your work .

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)