The chaperones for a field trip to the museum will be 7 history teachers and 13 science teachers. Each student on the trip will be assigned to a group led by two chaperones. What is the approximate probability that a random student on the trip will be assigned to a group led by two history teachers?

A.
2.3%
B.
28.6%
C.
12.3%
D.
11.1%

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.

the first option i believe

step-by-step explanation:

the graph line crosses the x axis at both -6 and -2, so the answer would be the second one.