TheBlueFox this is the THIRD f/u/c/k/i/n/g time you delete my questions bro do yo job correctly istg

If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Find the solution of this system of equation -7x+y=-20 9x-3y=36