asked 48.7k views
4 votes
the basket ball team scored total of 97points. They made total of 42 two points and three points. how many two points and three points did they make??

asked
User Dene
by
8.1k points

1 Answer

3 votes
let x be the number of 2 pointers made
let y be the number of 3 pointers made

the problem states that a total of 42 baskets were made. (thats how im interpreting the problem)
so,
x+y =42

The problem also states that the total score was 97 points,
now,
each two pointers "x" is worth 2 points so in terms of score, the two pointers will have a total score of "2x"
eac three pointers "y" is worth 3 points so in terms of score, the three pointers will have a total score of "3y"

and therefore, when you add up the total score of both two pointers and three pointers, it should be equal to 97. Hence,

2x+3y=97

So, now you have 2 equations, which I will solve by substitution
x+y=42
2x+3y=97

taking the first eq and solving for x
x=42-y
substituting that into the 2nd equation
2x+3y=97
2*(42-y) +3y=97

distributing
82-2y+3y=97

solving for y
y+82=97
y+82-82=92-82
y=10

now that we know y, we can solve for x using the first equation
x+y=42
substituting y to solve for x
x+10=42
x+10-10=42-10
x=32


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