How many cubes would it take to fill the box

From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

Graph the system of equations on your graph paper to answer the question. {y=−x+4y=x−2 what is the solution for the system of equations? enter your answer in the boxes.