Find the GCF of 9x and 12x

a) 3x
B) 108x
c) 36x
D) 9x

Which math sentence can be used to determine if the triangle is a right triangle?

This is so hard and it’s for a test

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