Someone me again : ) i love this app because people are so sweet of

£100.80 divided by 14 equals 7.2 how would we put this as money

Complete the two-column proof. given: 5/x + 9 = 11 prove: x = 10 5/x + 9-11 select one: a. a. given b. subtraction property of equality c. division property of equality b. a. given b. subtraction property of equality c multiplication property of equality ca. given b. addition property of equality c. multiplication property of d. a. given b. addition property of equality c. division property of equality

Me because i don't understand how to do it.: )