Question

Which best describes the effect on the graph of f(x) = 3x+7 if the y intercept Is changed to -2?
A. The x intercept increases
B. The y intercept increases
C. The new line passes through the origin
D. The slope increases

Answer 1

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Answer 2

If you graph both lines in the same plane, you will see that the x intercept in the first line is just about at -2. In the second line, the x intercept is at 1. So the x intercept increases. Just graph the lines using the slope-intercept method.