HELP ME NOW PLEASE IM BEGGING YOU PLEASE IM CRYING IM GOING INSANE I NEED HELP WITH THIS QUESTION IM TIRED OF ASKING THE SAME QUESTION OVER AND OVER AGAIN PLEASE HELP IF YOU ARE GOOD AT MATH

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees. (10 points)

Malia is observing the velocity of a cyclist at different times. after two hours, the velocity of the cyclist is 15 km/h. after five hours, the velocity of the cyclist is 12 km/h. part a: write an equation in two variables in the standard form that can be used to describe the velocity of the cyclist at different times. show your work and define the variables used. (5 points) part b: how can you graph the equations obtained in part a for the first 12 hours? (5 points) if you can try and make this as little confusing as you can

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?