Suppose you are solving the system of equations below using the substitution method. You solve for in the first equation and substitute it into the second equation. What equation must you solve then? 9x+y=10 x^2+8y=0

Question

Suppose you are solving the system of equations below using the substitution method. You solve for  in the first equation and substitute it into the second equation. What equation must you solve then?  9x+y=10      x^2+8y=0

lgbasallote · Answer

let y = 10 -9x
use that for substitution in the second equation

anonymous · Answer

im still unsure about what to do next :/