V = LWH solve for the variable w

What is the slope of the equation y =

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?

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)