Find the percent error in this situation:
Experimental value: 4.8 g/cm3
Theoretical value: 5.8 g/cm3

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

Solve x+3y=6 and 4x-6y=6 by elimination . show work !