How is it solve ? Plshelp

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite

Hurry the figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²