X = how much Tim has
y = how much Tom has
x + y = 2.40
x = 3y
Substitute 3y for x
3y + y = 2.40
4y = 2.40
y = 0.60
Plug in y value into previous equation
x = 3(0.60)
x = 1.80
ANSWERS: Tim has $1.80 and Tom has $0.60
Answer:
Step-by-step explanation:
ayooo u on a real test
Answer:
Dave is 6 years 4months 16 days 12 hours old
Step-by-step explanation:
Age of Dave Dog = 10year( 1 decade)+ 9 months+3 days
Age of Dave=

= 6 years 4months 16 days 12 hours
Answer:
Step-by-step explanation:
x-2(4x-3)=30
x-8x+6=30
-7x=30-6
-7x=24
x=-24/7 maybe it is a mistake in the statement of the problem
Answer:
The man traveled 20km by train.
Step-by-step explanation:
If x is the distance he traveled by train, you can write this equation to represent the situation:

Then, you can simply solve for x:

The man traveled 20km by train.
