PLEASE HELP! WILL MARK BRAINLIEST!! Adele, Barbara and Collette share $680 in the ratio 9: 7:4.

(a) Show that Adele receives $306.
(b) Calculate the amount that Barbara and Collette each receives.

-4

step-by-step explanation:

(-4+8)=-(4-8)=-8+4=-4

i wish i could u

step-by-step explanation:

i wish i could u

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.

d secondary market mark brainliest