A weekly newspaper ad costs $2.70 for the first line and half that for the remaining lines. What is the cost to run an ad that is 4 lines long?

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

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.

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29