Answer:
step 2
Step-by-step explanation:
When you subtract an expression from another expression, you need to distribute the (-) sign.
step 1 (6x³ + 8x² - 7x) - (2x³ - 16x² + 3x - 24)
step 2 6x³ + 8x² - 7x - 2x³ + 16x² - 3x + 24
step 3 4x³ + 24x² - 10x + 24
