Diana invested $3000 in a savings account for 3 years .she earned $450 in interest over that time period. what interest rate did
2 answers:
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Answer:
Slope =
Step-by-step explanation:
Slope of a straight line passing two points and
is given by the formula,
m =
From the graph attached,
Line is passing through two points (20, 5) and (80, 20),
Therefore, slope of the line will be,
m =
m =
The slope is .