2 years ago

Solve the equation for y. 3x + 9y = 27

1 answer:

Alla [95]2 years ago

7 0

Answer:

X=9-3y

Step-by-step explanation:

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scZoUnD [109]

Answer: 1/5

Step-by-step explanation:

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2 years ago

ddd [48]

Answer:

the answer is b -2u +w

or -2w - u

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3 years ago

user100 [1]

Answer:

$-7x^{2} -3x-2$

Step-by-step explanation:

$(-2x^2-5x-7) - (5x^2-2x-5)\\\\-2x^2 - 5x^2 = -7 x^2\\-5x - -2x = -3x\\-7 - -5 = -2 \\Result: -7x^2-3x-2$

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2 years ago

irakobra [83]

Answer:

Step-by-step explanation:

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3 years ago

e-lub [12.9K]

Answer:

2.5

Step-by-step explanation:

$y = 2.5x \\equating \: it \: with \: y \: = kx \: where \: k \: is \: any \: \\ constant. \\ k = 2.5 \\$

Thus, constant of proportionality = 2.5

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2 years ago