Solve the equation. if the equation is an identity or if it has no solution, write identity or no solution.
7n+5-9n=8-2n-3

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

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.

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?