Elisabeth took 13 minutes less than twice as long as heather to solve the puzzle. if their total time together was 23 min., who took less time to solve the puzzle? how much less?

it is x equals 3   plese mark me really need 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.