leakedcombat leakedcombat 18-06-2021 Mathematics contestada Type the correct answer in each box. Use numerals instead of words, Simplify the following polynomial expression. (5x2 + 13x – 4) – (17x2 + 7x – 19) + (5x – 7)(3+ + 1) ____ x2 – ____ x + ____
