A trinomial with a leading coefficient of 3 and a constant term of -5 A. 3m2 - 5
B. -5m2 + 4m + 3
C. 3m2 + m - 5
D. 3m2 - 5m + 1

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

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

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?