Question

Resta -7a^2+3a-9−7a 2 +3a−9minus, 7, a, squared, plus, 3, a, minus, 9 de 5a^2-6a-45a 2 −6a−45, a, squared, minus, 6, a, minus, 4.

Answer 1

Answer:

plus, 3, a, minus, 9 de 5a^2-6a-45a 2 −6a−45, a, squared, minus, 6, a, minus, 4.