Which equation represents a proportional relationship?
a: y=−3x+2
b: y = 3x
c: y=2(x+13)
d: y=1/2x

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250