Margaret's dad has 7 striped ties and 21 solid ties what is the ratio of striped ties to solid ties

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.