Y= x + 4 y = −2x − 2 explain how you will solve the pair of equations by substitution. show all the steps and write the solution in (x, y) form.

55 bridesmaids want to make 325 325 decorations for a wedding. each decoration takes about 212 2 1 2 minutes to make. which response gives the best estimate for the amount of time each bridesmaid will spend making decorations?

If i have 20$ and i gave 5$ away how much i got

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?