George paid $8.70 for 3 tacos and 2 sodas. Rita paid $9.80 for 2 tacos and 4 sodas. a) Each soda costs the same, so how much does it cost for 1 soda?
b) How much does one taco cost?

Set up the system of equations and solve.

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?