slope = 7, y- intercept = 4
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
y = 7x + 4 ← is in slope- intercept form
with slope m = 7 and y- intercept c = 4
the first dot plot best represents the data
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5
step-by-step explanation: