Answers

2014-05-05T16:00:46+08:00
2014-05-06T16:14:37+08:00
Solving for x:
for no. 1 the answers are 3 (three) and -7 (negative seven)
while for no. 2 the answers areĀ  -2 (negative two) and 1 (one)
1 5 1