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jek_recluse [69]
3 years ago
6

PLEASE HELP FAST!!!! Fill in the blanks Solve using the elimination method

Mathematics
1 answer:
Rainbow [258]3 years ago
6 0

Answer: Look below

Step-by-step explanation:

1(10x-6y)=-16

3(5x+2y)=66

10x-6y=-16

15x+6y=66

-25x=50

x=-2

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mojhsa [17]

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e^4+e^2

Step-by-step explanation:

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We will use integration by parts.

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3 0
3 years ago
What's the standard form of 314,207
maria [59]
Standard form: 314,207

expanded form: 300,000+10,000+200+7

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6 0
3 years ago
John Sells Hamburgers For $3 Each and cheeseburgers for $3.50 each. One afternoon, he sells a total of 24 burgers for $79. How M
Alexxx [7]
Let the hamburgers be x and cheese burgers be y.

x + y = 24
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x = 24 - y.

Substituting the value of x,

3( 24 - y) + 3.5 y = 79

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0.5y = 79 - 72 = 7
1/2 y = 7

thus, y = 7 * 2 = 14

Substituting the value for x,

x + y = 24
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x = 24-14 = 10
Thus, x = 10.

Thus, she sold 10 hamburgers and 14 cheeseburgers 
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3 years ago
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