The national interest rate on houses for 25 years is 4.3%. The banker wishes to test that the local interest rates are lower than the national rate. So he should use the initial data of 4.3% interest as his base data. Then he should investigate the rates of houses in the local vicinities and compare it to his base data.

So, to find our x-intercepts, y must be zero

ANSWER: (0,0) (-5.0) (9,0) are your x-intercepts
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