Lin and her brother were born on the same day but different years Lin was 5 and her brother was 2 is there a proportional relationship between Lin age and her brother age

yes

Step-by-step explanation:

3

first one because it can't have a fraction in it

step-by-step explanation:

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.