Which expression is equivalent to 2x−4+4(3x−2)2x−4+4(3x−2) ?

a) 4(5x−2)4(5x−2)

b) 14x−614x−6

c) 2(7x−6)2(7x−6)

d) 8x(3x−6)

Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint