is (8x - 20y = -40) (-2x + 5y = 30) a soultion
2 answers
Use the following functions to solve. f(x) = x2 + x + 1; g(x) = 5 - 2x; h(x) = -x2 Solve f(g(-1))
A solution for what?
If you multiply both sides of the second equation by 4 and add the two subsequent equations, the x and y terms cancel out.
If you multiply both sides of the second equation by 4 and add the two subsequent equations, the x and y terms cancel out.