Help me pls I do not want to fail math

Given: x - 4x > 0, then the solution set in interval notation is: (-2, 0) true o false

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

Which is the factored form of the polynomial p(x) shown here?