What is the simplified form of x + 8/3x + 7 + x +7/x+4

The sum of two numbers is 86, and their difference is 20. find the two numbers

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2