Hamburger heaven is having a lunch special where customers buy one 1/4 pound cheeseburger and get one free. if they set aside 104 pounds of meat, how many 1/4 pound cheeseburgers can they make?

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.