Consider the system of equations: open curly brackets table attributes columnalign left end attributes row cell x squared plus y squared equals 30 end cell row cell x squared minus y squared equals 20 end cell end table close Solve the system by elimination. a.) open parentheses square root of 5 comma space 5 close parentheses and open parentheses square root of 5 comma space short dash 5 close parentheses b.) open parentheses 5 comma space short dash square root of 5 close parentheses and open parentheses 5 comma space square root of 5 close parentheses c.) open parentheses square root of 5 comma space 5 close parentheses, open parentheses short dash square root of 5 comma space 5 close parentheses, open parentheses square root of 5 comma space short dash 5 close parentheses, and open parentheses short dash square root of 5 comma space short dash 5 close parentheses space d.) open parentheses short dash 5 comma space short dash square root of 5 close parentheses, open parentheses short dash 5 comma space square root of 5 close parentheses, open parentheses 5 comma space short dash square root of 5 close parentheses, and open parentheses 5 comma space square