How do u know what operation to use when solving for the slope like when do we add or subtract?​

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv

What is the solution to the division problem below x3+x2-11x+4/x+4