eddsworldfrantic eddsworldfrantic 01-02-2019 Mathematics contestada Which expression is equivalent to (5x^7+7x^8) − (4x^4−2x^8)? A. 9x^8 + 5x^7−4x^4 B. 3x^8 + 7x^7 C. 12x^8 − 2x^4 D. 5x^8 + 5x^7 + 4x^4
