Michelle pays $66.85 for a costume pattern and 8 yards of fabric. the pattern costs $4.85. how much does each yard of the fabric cost?

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

Which statement is true about the extreme value of the given quadratic equation? a. the equation has a maximum value with a y-coordinate of -21. b. the equation has a maximum value with a y-coordinate of -27. c. the equation has a minimum value with a y-coordinate of -21. d. the equation has a minimum value with a y-coordinate of -27.