Look at the following charts. what can you learn from each one? ber something occurs state arizona abbr. az area code 602 element discovered by whom hydrogen 1766 cavendish henry colorado со 303 oxygen 1771 idaho id 208 aluminum 1825 karl wilhelm scheele hans christia oersted marie and pierre curie maryland md 301 radium 1898 utah ut 801
You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2