HELP ASAP

Use the equation to complete the table.
y = 5x +8

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the

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

Which expression is the factorization of x^2+10+21