Will fan and medal!
Use elimination to solve the story problem.
Cristiano bought 24 baseball cards for $50. One type cost $1 per card, and the other cost $3 per card. Define the variables and write equations to find the number of each type of card he bought. Solve by using elimination.

Question

Will fan and medal!
Use elimination to solve the story problem.
Cristiano bought 24 baseball cards for $50. One type cost $1 per card, and the other cost $3 per card. Define the variables and write equations to find the number of each type of card he bought. Solve by using elimination.

danjs · Answer

Set up two equations

total # cards =

Total Cost =

danjs · Answer

x = 1 dollar cards
y = 3 dollar cards

total cards = 1 dollar cards + 3 dollar cards

total cost = (1 dollar cards)*1 dollar  +  (3 dollar cards)* 3 dollar

anonymous · Answer

x+3y=50        5+3y=50 it means that 3y=45, y=15 
next we see in first equation also 3y that are 45 , now we find x that is 5.
it looks like ; 5+3(15)=50

anonymous · Answer

@TheSmartOne please help me!

anonymous · Answer

you understand me?