Someone help please i will mark as brainliset. Myra combined the like terms in the algebraic expression correctly. Which statement correctly describes what Myra did?

8 x squared + 7 minus 2 x squared + x

Myra combined 8 and Negative 2 to equal 6 x squared + x + 7.

Myra combined 8 and 2 to equal 10 x squared + x + 7.

Myra combined 8 and 7 to equal 15 x squared minus 2 x squared + x.

Myra combined 8 and 1 to equal 9 x squared minus 2 x squared + 7