2x+2y=8 x+y=4 which statement is true about the solution

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

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

To determine the number of deer in a forest a forest ranger tags 280 and releases them back