When two quantities have a relationship, there is a corresponding equation that could describe it. These two quantities may be expressed in variables of x and y. When you plot the graph, you may see a line or a curve. This presents the trend of the relationship of the two quantities when the independent variable changes.
Answer:
x=1
y=-4
Step-by-step explanation:
- find x by making y to 0
- sub x into equation
- find y
Answer:
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Answer:
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Step-by-step explanation:
For this case we have that by definition, a direct variation is given in the form:

Where:
k: It is the constant of proportionality
According to the statement we have to:

Substituting:


On the other hand we have:


Answer:
