Answer:
-11 - 25x
Step-by-step explanation:
Answer: - 12x^2 - 25x +13
Step-by-step explanation: (3 -13x -7x2)-(5x2 +12x -10) multiply the entire second term by negative one
3 - 13x -7x^2 -5x^2 -12x +10 combine like terms
