Mr. Preston has 2 math classes. Class
one has 27 students and class two
has 26 students. If each student
answered 18 test questions, how many
questions does Mr. Preston have to
grade in all?

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

2/3(-6y+9x) expand each expression using the distributive property

On this question. a hypothermia occurs when a person's body temperature drops below 95 degrees fahrenheit. write and solve an inequality that describes how much lower the body temperature of a person with hypothermia will be than the body temperature of a person with a normal temperature of 98.6 degrees fahrenheit