How many solutions does this linear system have?
y = 2x – 5
-8x – 4y = -20
one solution: (-2.5, 0)
one solution: (2.5, 0)
no solution
infinite number of solutions

Sandy works at a clothing store. she makes $7 per hour plus earns 15% commission on her sales. she worked 75 hours over the last two weeks and had a total of $2,566 in sales before taxes. which of the following is closest to how much she will earn in hourly wages and commission for those two weeks?

To prove p is equal to q using an indirect proof what would your starting assumption be?

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?