Which property is illustrated by the equation 6+(4+x)=6+(x+4)? 1.) Associative property of addition 2.) Associative property of multiplication
3.) Distributive Property 4.) Commutative property of addition

Mr. jones determined that the equation y = 98 - 16/5 x could be used to predict his students' unit test scores, based on the number of days, x, a student was absent during the unit. what was the meaning of the y-intercept of the function? (by the way the 16/5 is a )