Sagot :
Q: Kevin is 4 years older than Margaret.
Next year Kevin will be 2 times as old as Margaret.
How old is Kevin?
A:
Solution
Denote as Kevin's present age.
Then Margret's present age is .
Next year Kevin will be years old, and Margaret will be years old.
Since next year Kevin will be 2 times as old as Margaret, you can write the equation
.
Solve this equation by simplifying it, step by step:
(after brackets opening at the right side)
(after moving variable terms to the right and constant terms to the left)
(after combining like terms)
Thus, you got that Kevin's present age is years.
Next year Kevin will be 2 times as old as Margaret.
How old is Kevin?
A:
Solution
Denote as Kevin's present age.
Then Margret's present age is .
Next year Kevin will be years old, and Margaret will be years old.
Since next year Kevin will be 2 times as old as Margaret, you can write the equation
.
Solve this equation by simplifying it, step by step:
(after brackets opening at the right side)
(after moving variable terms to the right and constant terms to the left)
(after combining like terms)
Thus, you got that Kevin's present age is years.
Jenifer birthday is today she will turn into 4 years if she collect 23 gifts and if there is 1 Dozen if candy ( dozen mean 12) how many candy does she have in all. (A) ( 12 candy) (b) (276 candy) (c) (35 candy) (d) (23 candy) (Hint multiply the number that's given on problem) it's easy as abc if u know your times table solve it