solve by using factorization method xsquare-x-20=0. write the answer with factorization and keep the poto of your answer About the author Kaylee
Step-by-step explanation: [tex]x {}^{2} – x – 20 = 0[/tex] [tex]x {}^{2} + 4x – 5x – 20 = 0[/tex] [tex]x(x + 4) – 5(x + 4) = 0[/tex] [tex](x – 5)(x + 4) = 0[/tex] [tex]x = 5[/tex] [tex]x = – 4[/tex] Reply
Step-by-step explanation:
[tex]x {}^{2} – x – 20 = 0[/tex]
[tex]x {}^{2} + 4x – 5x – 20 = 0[/tex]
[tex]x(x + 4) – 5(x + 4) = 0[/tex]
[tex](x – 5)(x + 4) = 0[/tex]
[tex]x = 5[/tex]
[tex]x = – 4[/tex]