PLS HELP ASAP NO LINKS PLS Explain how a simulation might be used to produce experimental results.

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?