Represent the following sentence as an algebraic expression, where "a number" is the letter x. 8 is added to a number

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120