Solve the system of equations. y = 7x + 43 y = 2x + 13

Can u guys do this ratio question. this is extremely urgent a tap is leaking water at a rage of 1l every 8 hours. how long will it take for the tap to leak a total of 300ml?

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2