50 points. Can anyone help me. If you can show me how you did it for the assgnment.

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.

Drag each number to the correct location on the statements. not all numbers will be used. consider the sequence below. -34, -21, -8, 5, complete the recursively defined function to describe this sequence

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?