Car A was traveling at a steady speed of 60 mph after two hours is 150 miles east of Johnstown car B is traveling east the same road it’s distance is east of Johnstown is represented by the graph where were the two cars in relation to each other when they began to travel

49xy +34y - 72z. determine the degree of the polynomial

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Which of the following contains a variable?