Help me ASAP ! Pls

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

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.

Find the value of x. give reasons to justify your solutions! l, m ∈ kn