Write an equation of the form y= mx for the line shown below. If appropriate, use the decimal form for the slope.
(4,1)
(-4,-1)

The table shows the distance traveled over time while traveling at a constant speed.

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me