majj979
09.07.2019 •
Mathematics
The variables x and y are related proportionally. when x = 6, y = 20. find y when x = 15. when x = 15, y =
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Ответ:
Ответ:
y= -3x -4
Step-by-step explanation: the lines are perpendicular, so
the slope of line b is the negative reciprocal of the slope of line a. So -3x
From the graph you see that the y-intercept is -4
In slope intercept form the equation is y= -3x -4