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Oksana_A [137]
3 years ago
9

Please help me. question is "solve each system of linear equations by substitution"

Mathematics
1 answer:
tigry1 [53]3 years ago
3 0

Answer:

(-9,-7)

Step-by-step explanation:

Since x = 2y+5,

substitute that into the other equation. Then you have

3(2y+5)-5y = 8

6y+15-5y = 8

y = -7

so, x = 2(-7)+5 = -9

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satela [25.4K]

The value of x is 15.9

<h3>What is Trigonometry?</h3>

Trigonometry is a branch of mathematics that studies relationships between the sides and angles of triangles.

Using trigonometry,

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x 12* 1.327

x= 15.9

Learn more about trigonometry here:

brainly.com/question/26719838

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2 years ago
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The frame is a rectangle that’s 16 inches by 20 inches. The craft store has 7 feet of orange ribbon. Is that enough ribbon for L
Nutka1998 [239]
Hi!

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What polygon is formed?
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Step-by-step explanation:

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