Which fraction is equivalent to 4 over negative 9? a.) -4 over 9 b) 4 over 9 c) -4 over -9 d) 9 over 4

Which expression is not a polynomial?

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?