Answer:
d=100
Step-by-step explanation:
.99d=10 + .89d
subtract .89d from both sides
.1d=10
divide by .1 on both sides
d=100
to check plug in 100 in place of d
Answer: Yes they are
Explanation: All respective sides have the same slope
Answer:
Step-by-step explanation:
38. 450 divided by 12 is 37.5 and you can’t have half of a carton so one carton would be half full
Answer:
The answer is 
Step-by-step explanation:
Let,
Amount of alloy with 30% silver = x g
Given,
Amount of alloy with 10% silver = 200 g
So, Total Amount of alloy with 24% silver = (x+200) g
Now,

Hope you have understood this....
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