Question

subtract the sum of 9 + x - x2 and x2 +1 from the sum of the x2 + x -2 and 3xy + 7​

Answer 1

Answer:

x^2+3xy-5

Step-by-step explanation:

9 + x - x^2 + x^2 +1

=10+xy

x^2 + xy -2 + 3xy + 7

=x^2 + 4xy + 5

now subtract

x^2 + 4xy + 5-10-xy

=x^2 + 3xy -5