Find the value of x in each case: If you solve this correctly, I will give you brainliest pleasee help

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

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?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.