1 answer:
- 10kg=390 Rs
- 100kg=4 000 Rs
- 390x10= 3900 rs
- 4000-3900=100 Rs
- lỗ 100rs
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Answer:
-0.4........................
10/12 = 5/6 is your answer
Answer:
x+y= -10
y=5x+2
solution
x+(5x+2)= -10
x+5x+2= -10
6x+2= -10
6x= -10-2
6x= -12
6x/6= -12/6
x= -2
while y=5x+2
y= 5(-2)+2
y= -10+2
y= -8
x= -2, y= -8
1.) 1:800
2.) 1:40
3.) 2:9
Hope this helps!
