mrs, davis bought a loaf of bread $4.25 and several cans of soup for $1.50 each. Mrs. lee buys a loaf of bread for the same cost as mrs. davis, but she buys x cans of soup with a lower cost per can

Carrie started with 12 ounces of water when she begin to walk. when she was finish walking she had 2 1/4 ounces of water left. how much did she drank

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

What is the number 321,000,000 in scientific notation? also what is the number? ?