Why are expressions 3(y-2)+2(y-2) and 5(y-2) equivalent

Which expression gives the area of the triangle shown below

Hello can you me find all the products

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.