How many solutions does the following equation have? -25z+1+35z=10z+1−25z+1+35z=10z+1min us, 25, z, plus, 1, plus, 35, z, equals, 10, z, plus, 1

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