How do you solve systems of linear equations by

What additional information could be used to prove that δxyz ≅ δfeg using asa or aas? check all that apply. ∠z ≅ ∠g and xz ≅ fg ∠z ≅ ∠g and ∠y ≅ ∠e xz ≅ fg and zy ≅ ge xy ≅ ef and zy ≅ fg ∠z ≅ ∠g and xy ≅ fe

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Find the values of y: 3y^3(y^2+ 2/3y)=0