Well, 1/3 = 428 so that you could get the same thing as 28 75 hours for you to go to school
Answer:
1st one =6
i dont know if the 3rd one had anything to add to nine or the 4th one or the 5th one
6th one =6
It is 1,200,000,000, according to this calculator
X=Tom´s age
y=Tim´s age.
we suggest this system of equations:
x+y=21
(x+3)=2(y+3)
We solve this system of equations by susbstitution method.
x=21-y
[(21-y)+3]=2(y+3)
24-y=2y+6
-y-2y=6-24
-3y=-18
y=-18/-3=6
x=21-y
x=21-6=15.
Answer: Tom is 15 years old, and Tim is 6 years old.
