Alright, Since my previous questions have not been answered, here's 50p to whoever solves this Two times x is 16 more than y. The sum of x and two times y is 18. Write two equations and graph to find the value of y.

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m