SOLUTION: Kyle is 24 years older than his brother. In three years the sum of their ages will be 68. Find kyles present age.

Algebra.Com
Question 826325: Kyle is 24 years older than his brother. In three years the sum of their ages will be 68. Find kyles present age.
Found 2 solutions by TimothyLamb, MathTherapy:
Answer by TimothyLamb(4379)   (Show Source): You can put this solution on YOUR website!
---
x = Kyle
y = Bro
---
x = y + 24
x + 3 + y + 3 = 68
---
put the system of linear equations into standard form:
---
x - y = 24
x + y = 74
---
copy and paste the above linear system in standard form into this matrix-method solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
---
solution:
x = Kyle = 49
y = Bro = 25
---
system matrix
1 -1
1 1
---
inverse of system matrix
0.5 0.5
-0.5 0.5
---
determinant of system matrix = 2
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Solve systems of linear equations up to 6-equations 6-variables:
https://sooeet.com/math/system-of-linear-equations-solver.php
Answer by MathTherapy(10555)   (Show Source): You can put this solution on YOUR website!

Kyle is 24 years older than his brother. In three years the sum of their ages will be 68. Find kyles present age.


Kyle's current age: 

If you need a complete and detailed solution, let me know!!

You can do the check!! 



Send comments, “thank-yous,” and inquiries to “D” at MathMadEzy@aol.com.

Further help is available, online or in-person, for a fee, obviously. 

	

For FREE info and answers to questions about the ASVAB exam, the NYS 3 – 8 city/state wide exams, 

GENERAL MATH QUESTIONS, MATH HOMEWORK QUESTIONS, or MATH QUESTIONS related to the Regents Integrated Algebra,

Regents Geometry, Regents Algebra 2/Trigonometry, SHSAT, COOP/HSPT/TACHS, PSAT, SAT, ACT, SSAT/ISEE, GRE, CLEP,

and the GED, you can visit: http://asvabstudyzone.freeforums.net/. 

RELATED QUESTIONS


Vic is now 24 years older than his brother. in six years, he will be twice as older as... (answered by macston)

The sum of present ages of Ian and his brother is 45. In 5 years, Ian will be 5/6 of his... (answered by ptaylor)

Anna is 12 years older than her brother.  Six years from now, the sum of their ages will... (answered by nerdybill)

A father is 24 years older than his son. In 7 years, the son's age will be 2/5 that of... (answered by lwsshak3)

A father is 24 years older than his son. In 7 years, the son's age will be 2/5 that of... (answered by TimothyLamb)

Aaron is 3 years older than his brother Baron in five years. Aaron will be eleven years... (answered by ikleyn)

Lucas is 9 years older than three times his son’s age.  In 14 years, the age of Lucas... (answered by josgarithmetic)

Lucas is 9 years older than three times his son’s age.  In 14 years, the age of Lucas... (answered by josgarithmetic,ikleyn)

10.	Mohan is five times older than his son. After 4 years the sum of their ages will be... (answered by rajagopalan)