Friday

March 27, 2015

March 27, 2015

Posted by **ronie** on Thursday, December 2, 2010 at 9:10am.

- algebra -
**Reiny**, Thursday, December 2, 2010 at 9:23amNOW:

Mario --- x

Kristyn --- x-4

3years from now:

Mario ---- x+3

Kristyn--- x-1

"Three years from now, she will be 2/3 Mario's age"

----> (x-1) = (2/3)(x+3)

3x-3 = 2x+6

x=0

So now Mario is 9 and Krystyn is 5

check out both conditions stated, it works

**Answer this Question**

**Related Questions**

math - kristyn is 4 years younger than mario. 3 years from now, she will be two ...

Math - Mary is as old as Mario will be when Mary is twice as old as Mario was ...

Algebra - Mario is 16 years older than his sister Mercedes. Together, their ages...

math - i never can do word problems....please help... i got 7 of them.....these ...

9th grade math word problems - i never can do word problems....please help... i ...

Gabes - Every year of a dog's life is worth 1 year of a human's life. If Rusty ...

math - Bert is 5 years older than twice the age of mario. Nine years ago, the ...

math 7 - Nila is now x years old. Three yrs ago, her brother ricky was twice as ...

math 7 - Nila is now x years old. Three yrs ago, her brother ricky was twice as ...

math - A. A woman was 30 years old when her daughter was born.Her age is now 6 ...