anonymous
  • anonymous
Points: 3Question 1 Maggie and Tanya went to a fruit store. Maggie bought 10 oranges and 5 apples for $4. Tanya bought 9 oranges and 3 apples for $3. What is the cost of an orange and an apple? Cost of an orange = $0.10, cost of an apple = $0.40. Cost of an orange = $0.20, cost of an apple = $0.40. Cost of an orange = $0.24, cost of an apple = $0.50. Cost of an orange = $0.10, cost of an apple = $0.50.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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sh3lsh
  • sh3lsh
Try this. 10x + 5y = 4 9x + 3y = 3 Solve for x and y.
anonymous
  • anonymous
hm i did
anonymous
  • anonymous
i did all the steps but when i tried to get the second variable it didnt add up

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anonymous
  • anonymous
i got y= 0.4 where y is apples
anonymous
  • anonymous
then i put in y and got x = 5
anonymous
  • anonymous
but the answers arent on the page so its wrong
anonymous
  • anonymous
cant tell what i got wrong
sh3lsh
  • sh3lsh
Let's try substitution. \[3y = 3-9x \] \[y = 1-3x\] \[10x + 5(1-3x) = 4\] \[10x + 5 -15x = 4\] \[-5x = -1\] \[x = 1/5, x= .20\]
anonymous
  • anonymous
its not up there
sh3lsh
  • sh3lsh
\[10(1/5) + 5y = 4, 2 + 5y = 4, 5y = 2, y = 2/5, y = .4 \]
sh3lsh
  • sh3lsh
B
anonymous
  • anonymous
oh
anonymous
  • anonymous
u thought u meant x=1/5,x=.20 was the answer i see
anonymous
  • anonymous
i thought
sh3lsh
  • sh3lsh
Yeah, sorry. I'm not sure how to make new lines using the equation editor.
sh3lsh
  • sh3lsh
Ah! It's two of these \\

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