2 years ago

CAN SOMEONE HELP ME PLEASE ASAP!?

1 answer:

4 0

Answer:

Step-by-step explanation:

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gogolik [260]

Answer:

When x=8, y=-6. When x=10, y=0

Step-by-step explanation:

$y=3x-30\\x^2+y^2=100$

You can plug the given y value into the second equation to get:

$x^2+(3x-30)^2=100\\x^2+9x^2-180x+900=100\\10x^2-180x+800=0\\10(x^2-18x+80)=0\\10(x-8)(x+10)=0\\x= 8, 10\\y= -6, 0$

Hope this helps!

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3 years ago

irina [24]

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4 years ago

Nina [5.8K]

Answer:

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Step-by-step explanation

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3 years ago

dem82 [27]

The answer is 3 pens and 4 pencils. Hope this helps

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3 years ago

kaheart [24]

Hello thank you have a great day!

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3 years ago