Math, asked by pc143013, 3 months ago

can someone please help me with number 7

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Answers

Answered by Rakshitha2955
0

Answer:

Answer :

$5 for papayas and $3 for nectarines .

Explanation :

Please like my answer !!

Answered by khashrul
0

Answer:

The second option: $5 for papayas and $3 for nectarines is the correct answer.

Step-by-step explanation:

Let's assume that, each nectarine costs $x and each papaya cost $y

According to the problem:

3x + 4y = 29   multiplying both sides by 3, we get:

=> 9x + 12y = 87  .  .  .  .  .  .  .  .  .  (i)

and 5x + 3y = 30  multiplying both sides by 4, we get:

=> 20x + 12y = 120  .  .  .  .  .  .  .  .(ii)

Subtracting equation (i) from (ii):

20x + 12 y - 9x - 12y = 120 - 87

=> 11x = 33

∴ x = 3

From equation (i):

12y = 87 - 9*3 = 60

∴ y = 60/12 = 5

The second option: $5 for papayas and $3 for nectarines is the correct answer.

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