Use the distributive property to write an equivalent expression for
8(y-7)

8y-56

Step-by-step explanation:8(y-7)= (8*y)+(8*(-7)) so 8y+(-56) or 8y-56

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.