Ok ok this is my last one for this

How to use order of operation in 20 divide by 4 multiply 5 = 1

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders