Can someone please help

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.

What additional information could be used to prove abc =mqr using sas? check all that apply.