Triangle PQR is similar to triangle VWX

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

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota