The area of a rectangle with a length of 12m and a width if 4m is square meters.

The area of a rectangle with a length of 12m and a width of 4m is 48 square meters.

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.

4+4+2x

or

2x+8

step-by-step explanation: