If two girls have 280 dollars and one spends 2/3 of it and has 36 dollars left. how much does the other girl have left if she spent 3/4 of it?

the  main equation you need to do is just 36 x (3/4), you will get that 27 dollars has been spent.

now you just do 36 - 27 to get the final answer

answer: 5100 just subtract

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.