Question

What is the solution to the following system of equations?

y = x2 + 10x + 11
y = x2 + x − 7

Answer 1

`(-2,-5)`

Answer 2

Hello,

y=x²+10x+11
y=x²+x-7

==>x²+10x+11=x²+x-7
==>9x=-18
==>x=-2

Sol={(-2,-5)}