Asked by emily

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
Answered by Reiny
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
Answered by bryce
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
Answered by helpme!!!!!!!!!
solve and comparison:

a)4x-9y+4
6x+15y=-13

im so lost!!!!!
Answered by illiam
mary is 4 and mike is 12
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