thelizzybeth

avatar
Usernamethelizzybeth
Score297
Membership
Stats
Questions 2
Answers 131

 #1
avatar+297 
0
Jun 30, 2020
 #1
avatar+297 
0

Looks like Simon's Favorite Factoring Trick!

x(y+1)-y=8

x(y+1)-y-1=8-1

x(y+1)-(y+1)=7

(y+1)(x-1)=7

Case 1: y+1=1, x-1=7

(8, 0)

Case 2: y+1=7, x-1=1

(2, 6)

Jun 29, 2020