Answer: (a) 10 (b) 1. 10 2. -10 (c) 1. 10 2. 10
Step-by-step explanation:
Answer:
D≥300
1st
6x+9y=0
9y=6x
Y=6x/9
2nd
6x+9y =0
6x=9y
X=9y/6 ans
20 gmaes in all
14/x = 70%
x = 14/70%
a, the following expression equals 13