Answers

2014-06-15T21:03:25+08:00
Di ko lang magets kung bakit "=" but if it's multiplication, then it's 35n -n² + 525- n³ 
Okay? Okay.
0
if you are looking for the value of N, this might be the answer.
N + 15 = 35 - N
N + N = 35 -15
2N = 20
2N/2 = 20/2
N = 10