Is this equation proportional or non-proportional? How do you know? y = 7x - 3
1 answer:
Answer:
Step-by-step explanation:
This is not proportional.
There are two ways you can tell
- The y intercept must be 0. In this equation, the y intercept is -3
- y/x should be the same for all correct values of y given x.
Examples
x = 3
y = 18
y/x = 6
x = 2
y = 11
y/x = 11/2 = 5.5
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