daniflores2019 daniflores2019 18-01-2021 Mathematics contestada pls help with atleast one plsss, thank you so much :')Solve each system using SUBSTITUTION. Remember to check! 1) y = –2x – 1 y = 3x – 16 2) y + 6 = 2x 4x – 10y = 4my answer for #1 is: x=3 y = -7 is this correct? pls correct me