Answer choices are
y-x=-4
y-x=-2
y-4=x
y+4x=1

Find solution of the linear equation y = 2/3x + 1/3

If cos(θ)=2853 with θin q iv, what is sin(θ)?

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.