## myininaya 5 years ago Sally can paint a house in 4 hours. John can paint the same house in 6 hours. How long will it take them to paint it together?

1. anonymous

12/5 hours

2. anonymous

1/4+1/6=1/x

3. anonymous

5\12 hrs

4. anonymous

form the eqn, n solve for x

5. myininaya

fruitless is right! gj lol

6. myininaya

i did x(1/4+1/6)=1 which is basically what you have up there uzma so i should give you a medal

7. anonymous

3+2/12=1/x 1/x=5/12 x=12/5

8. myininaya

vg

9. myininaya

lol

10. anonymous

:)

11. myininaya

should i give you a more challenging question lol

12. anonymous

challenging like this one;)??

13. myininaya

lol

14. anonymous

now i dont exactly remember how many times this house had been painted:P

15. anonymous

$\frac{x}{4}+\frac{x}{6}=1$ denominator is 24 $6x+4x=24$ $10x=24$ $x=24: 10$ $x=2.4 hours$ or : 2 hours 24 minute