8. At George's elementary school, the children have bicycles and tricycles. The number of bicycles is
7 less than twice the number of tricycles, and
altogether there are 70 wheels. How many
bicycles are there?

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

The equation of line wx is y=2x-5. write an equation of a line perpendicular to line wx in slopeintercept form the contains points (-1,-2)