Find the first principle derivative for 3/x with respect to x​

The transitive property of equality states that: o if a = b, then bra o if a = b, then ac = bc o if a = b and b= c, then a = if a = b and c= c, then a + b = b + c

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality