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111Y MUM UNUI MUMIY WITHIU
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e the green dot from 0 to plot the number at the correct
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Use the interactive numb
-5.5 +3.7
5
2
-1
D Intro

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =