Simplify:
(-9x) - (7+3x)

A) -12x
B) -12 + 7
C) -12x - 7
D) -x - 7

Convert 2000 swiss francs to dutch guilders

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth