Using a property of operations what can u say about the sum of the two expressions

For the equations below which statement is true ? -2x=14 6x=-42

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test

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