1. Which of the following pairs of equations has (5,3) as a solution?
a. x-y=2 b. y-x = -2 c. 2x+3y=-7 d. x+ y = 8
4x = 5y +5 x-15 = -y x + y = 23 3x+3y = 9

Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18