SOLUTION: 3. Leah is 2 less than 3 times Rachel's age. 3 years from now, Leah will be 7 more than twice Rachel's age. How old will Rachel be in 3 years from now?
I'm having trouble with
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Question 1079096: 3. Leah is 2 less than 3 times Rachel's age. 3 years from now, Leah will be 7 more than twice Rachel's age. How old will Rachel be in 3 years from now?
I'm having trouble with the equation.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = Leah's age now
Let = Rachel's age now
------------------------------
(1)
(2)
------------------------------
(2)
(2)
Substitue (1) into (2)
(2)
(2)
and
(1)
(1)
(1)
(1)
----------------------
Leah is 34
Rachel is 12
---------------
check:
(2)
(2)
(2)
(2
Ok
(1)
(1)
(1)
(1)
OK
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