josephleogarcia josephleogarcia

28-09-2021
Mathematics

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Is this equation proportional or non-proportional? How do you know? y = 7x - 3

Respuesta :

jcherry99 jcherry99

29-09-2021

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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