8,16,24 what’s the 46 term

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

Solve the system of equations y= 3/2 - 1, -x+ y =-3