Help again please thanks guys

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6

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

Convert to the greater unit before finding the perimeters of this rectangle: 6ft. 6in. by 7ft.