37. The books in a library were packed equally in 50 boxes. Six boxes got damaged so the books had to be repacked equally into the remaining boxes. The number of books in each of
the remaining boxes increased by 9. Calculate the total number of books in the library.​

12

step-by-step explanation:

a triangle's   full angle is 180 degrees so 180 - 156 = 24. 24/2=12

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.