Which sentence uses parallel structure?
a) jason went to the dentist, work, and hockey game.
b) crystal was not only selfish, but also a spoiled child.
c) jason went to the dentist, work, and to the hockey game.
d) to sleep and eating are kevin's two favorite ways to spend saturday.

A) Jason went to the dentist, work, and hockey game.

Explanation: parallelism is a literary device that consists in the repetition of the grammatical structure of different words or phrases in a sentence or paragraph, in order to emphasize an idea or to create an impact in the audience. From the given options, the sentence that uses parallel structure (or parallelism) is the corresponding to option A: A) Jason went to the dentist, work, and hockey game.

substitute y = 2x - 4 to x + 2y = 12:

x + 2(2x - 4) = 12     use distributive property

x + (2)(2x) + () = 12

x + 4x - 8 = 12     add 8 to both sides

5x = 20     divide both sides by 5

x = 4

put the value of x to the first equation:

y = 2(4) - 4

y = 8 - 4

y = 4