67 Find the slope of the line y = x + 90

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2