1.
Simplify (evaluate): 3-3
a) -27
b) -9
C) -1/9
d) 1/27

The answer is A

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 =