Can someone please help Mr. Winston bought 7 tickets to a
football game and spent $43. He
bought a combination of child tickets
for $4 each and adult tickets for $9
each. Write and solve a system of
equations to determine the number of
adult and child tickets he bought.

Aand b is what i think

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*