SOLUTION: Mike is one year younger than four times his sister Lexi's age. The sum of their ages is 14. Write a system of equations that models this situation. Then determine Mike's and Le

SOLUTION: Mike is one year younger than four times his sister Lexi's age. The sum of their ages is 14. Write a system of equations that models this situation. Then determine Mike's and Le

Algebra.Com

Question 1002660: Mike is one year younger than four times his sister Lexi's age. The sum of their ages is 14. Write a system of equations that models this situation. Then determine Mike's and Lexi's ages.
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Call their ages M and L.
M + L = 14
M = 4L - 1
Substitute this into the first equation and get
4L - 1 + L = 14
5L = 15
L = 3
M = 11
RELATED QUESTIONS
Alexa and Brittney are sisters whose current ages have a sum of 43. Three times Alexa�s... (answered by josmiceli,ikleyn)

Erin has an older sister and a younger sister. Her older sister is one year more than... (answered by ewatrrr)

Sally has an older sister and a younger sister. Her older sister is one year more than... (answered by josgarithmetic)

Mike is 2 years younger than three times Jill�s age. The sum of their ages is 38. Which... (answered by mananth,rothauserc)

In the year 2021, Dylan is four years older than his sister Anna, Anna is four times as... (answered by mananth)

John is seven years younger than his sister Ann. The sum of their ages is 45. Find john's (answered by Boreal)

Mike is four times younger than Vanessa. Vanessa is three times as old as Sam. The sum of (answered by sachi)

Lee has an older sister and a younger sister. Her older sister is one year more than... (answered by rapture)

Ben has a sister that is one year more than twice his age and a brother that is four... (answered by SHUgrad05)