6x-3(2-3x)

I’m kinda confused on how to do this. Can someone help me out

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

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?