The answer would be D=0.10074626
2.897
This should be you're anwser.
Answer:

Step-by-step explanation:
The slope-intercept form of an equation of a line:

m - slope
b - y-intercept
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You must solve the system of equations:


Answer:
-7
Step-by-step explanation:
because 15-22= -7
he started at 0, gained 15 points but then lost 22, so after the two problems he'd have a score of -7.
Answer:
y= -20
Step-by-step explanation: