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svlad2 [7]
2 years ago
10

How do I make both these equations into a elimination equation? Look at the pic I’m very confused!

Mathematics
1 answer:
qwelly [4]2 years ago
6 0

Answer:

Step-by-step explanation:

c + a = 342 ..................... <em>(1)</em>

5c + 12a = 2550 ........... <em>(2)</em>

- 5 × <em>(1)</em> + <em>(2)</em>

7a = 840

<em>a = 120</em>

<em>c</em> = 342 - 120 <em>= 222</em>

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Answer:

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Step-by-step explanation:

The shaded area is the difference between the enclosing rectangle area and the circle area.

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The circle area is given by ...

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The shaded area is the difference of these, so is ...

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Step-by-step explanation:

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3 years ago
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