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Rob is saving money for a down payment on a house. He opens a savings account at his local bank and deposits $1000. He models h...Asked by Sarah B
Rob is saving money for a down payment on a house. He opens a savings account at his local bank and deposits $1000. He models his savings plan with the equation y = 400x + 1000 based on his current income and monthly savings rate. What is the meaning of the y-intercept in the equation?
A. largest amount that he can save
B. date when he will have enough saved
C. date his savings account was started
D. starting amount in his savings account
A. largest amount that he can save
B. date when he will have enough saved
C. date his savings account was started
D. starting amount in his savings account
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GPT 3.5
D. starting amount in his savings account
The y-intercept in the equation is the value of the dependent variable (savings amount, y) when the independent variable (time, x) is zero. In this case, the y-intercept of 1000 represents the starting amount in Rob's savings account when he opened it.
The y-intercept in the equation is the value of the dependent variable (savings amount, y) when the independent variable (time, x) is zero. In this case, the y-intercept of 1000 represents the starting amount in Rob's savings account when he opened it.
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