Y= -x - 1 and y = 1/2x + k intersect at the point (-2,1). find the value of k.

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.