Question

expand : (x-7) (x+9)
plz answr my question​

Answer 1

Answer:

=>(x-7)(x+9)

=>x(x+9)-7(x+9)

=>x²+9x-7x-63

=>x²+2x-63

Step-by-step explanation:

hope you appreciate this ans

Answer 2

Answer:

$(x - 7)(x + 9) = x2 + 9x - 7x - 63 = x2 + 2x - 63$