Wednesday

January 28, 2015

January 28, 2015

Posted by **Kelvin** on Tuesday, July 12, 2011 at 6:51pm.

- MATH -
**Reiny**, Tuesday, July 12, 2011 at 7:01pmTim's current age -- x

coach's current age -- x+10

3 yrs ago, Tim was x-3

3 yrs ago, coach was x+7

(x+7) = 2(x-3)

x+7 = 2x - 6

13 = x

Tim is now 13

check: if Tim is 13, then coach is 23

3 years ago, Tim was 10 , coach was 20

Yes, he was twice as old then!

- MATH -
**Katheryn Hy**, Tuesday, July 12, 2011 at 7:02pmTim would be 13 years old now coach johnson is 23 now

**Answer this Question**

**Related Questions**

math - Coach Johnson is 10 years older than Tim. When Tim started football 3 ...

math - Yanira is 3 years older than Tim and twice as old as Hannah. Tim is 2 ...

math 7 accelerated - Yanira is 3 years older than Tim and twice as old as ...

algerbra - mrs. johnson is 3 times as old as her son. ten years agoe she was 5 ...

math - A. Brad is 12 years older than Sam . If Brad were 8 years older than he ...

math - Mary's age is 2/3 that of peter's. two years ago mary's age was 1/2 of ...

Math - Write the given sentence as an equation. Tim’s age in 7 years will be ...

Pre-Algebra - Write the given sentence as an equation. Tim's age in 7 years will...

math - A. John is now 10 years older than Marcus. Three times John's age 5 years...

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