Which of these shows the result of using the first equation to substitute for y in the second equation, then combining like terms?

Find the missing factor in exponential form 48^2=3^2 • ?

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.