How long is the Yangtze river
1 answer:
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Answer:
The solution of Timmy is saltier.
Step-by-step explanation:
We have to keep in mind that a solution is saltier if and only if salt has a greater proportion within solution. The following criterion is used to determine which solution is saltier:
Where:
- Salt ratio, dimensionless.
- Parts of salt, dimensionless.
- Parts of water, dimensionless.
Now, we find the salt ratios of Patty and Timmy:
Patty ( and
)
Timmy ( and
)
The solution of Timmy is saltier.
ANSWER
-1
EXPLANATION
The slope formula is given by
The slope of the line through (2, -3) and (-4, 3) is found by substituting the points into the above formula;
This simplifies to
The slope is -1