Which sentence does not contain any punctuation errors? a. abe has lived in london, england; cairo, egypt; and zurich, switzerland. b. abe has lived in, london, england, cairo, egypt, and zurich, switzerland. c. abe has lived in london, england, cairo, egypt, zurich, switzerland. d. abe has lived in london, england, cairo, egypt, and zurich, switzerland.

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

the correct answers are:

c. “never in the history of his people had a man married a woman who spoke a different tongue.”

d. “‘it has never been heard,’ was the verdict of an old man speaking a few weeks later.”

e. “this man had come with others to commiserate with okeke.”