What is the solution to the following system using substitution or elimination: y= 3x + 7 y= 2x - 3
A. (-2,1)
B. (-2, 7)
C. (1,10)
D.(1, -4)

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Which of these tools or constructions is used to inscribe a hexagon inside a circle?