Giving brainliest factor the given linear expressions. if the expression cannot be factored, write "can't be factored." 4. 4x-28 5. 3x+33y 6. 4x+35

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