There are 275 eighth grade students at South Whitemarsh Middle School. All eighth grade students are required to enroll in either a music class or an art class. No students take both art and music classes. The number of students taking music classes is 11 more than twice the number taking art classes. Write an equation to represent the total number of eighth grade students.

i belive those are the ones that are under 90 degreese.

chemists are often responsible for designing a chemical reaction and analyzing the products obtained from it. one significant part of designing a chemical reaction is determining the amount of each reactant that is needed and the amount of each product that will be produced. in order to do so, chemists use stoichiometry, the quantitative relationships between reactants and products.