Find the ratio a:b, if it is given that a/2 = b/5

2:5

Step-by-step explanation:

a/2=b/5

a=b/5 × 2

a/b=2/5

a:b=2:5

9x

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.