Translate the english phrase into an algebraic expression: seven times the difference of y and one.

Step-by-step explanation:

x = 7 * (y-1)

if x = 1, then the answer is 3.5

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.