Posted by **emily** on Monday, March 9, 2009 at 7:25pm.

betty is now three times as old as mike, but in five years she will be only twice as old as mike. how old is mike right now?

i don't get what your suppose to do

- grade 9 algerbra HELP!!!! PLZ!!! -
**Reiny**, Monday, March 9, 2009 at 7:29pm
NOW:

MIke - x

Betty - 3x

In 5 Years:

MIke - x+5

Betty - 3x+5

but it said: (3x+5) = 2(x+5)

solve for x

- grade 9 algerbra HELP!!!! PLZ!!! -
**bryce**, Monday, March 9, 2009 at 7:31pm
x=3y

and

x+5=2y

solve for y in 1st and carry to 2nd eq

y=x/3

x+5=2(x/3)

solve for x

check answer

- grade 9 slopes eqaution HELP!!!! PLZ!!! -
**helpme!!!!!!!!!**, Sunday, March 15, 2009 at 9:51pm
solve and comparison:

a)4x-9y+4

6x+15y=-13

im so lost!!!!!

- grade 9 algerbra HELP!!!! PLZ!!! -
**illiam**, Wednesday, June 18, 2014 at 1:13pm
mary is 4 and mike is 12

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