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AveGali [126]
2 years ago
7

Match each system to the number the first equation can be multiplied by to eliminate the X-terms when adding to the second equat

ion. 10x - 4y =-8 1/2 –5x +6y = 10 3x - 8y = 1 6x + 5y = 12 -1/2 8x + 10y = 16 --4x - 5y = 13 -2 -2x + y = 3 4x + 3y = 9 + 2. ​

Mathematics
1 answer:
sasho [114]2 years ago
3 0

Answer:

The first one is 1/2, the second one is -2, the third one is -1/2, and the fourth one is 2.

Step-by-step explanation:

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280 degrees.

Step-by-step explanation:

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=  14*180 / 9

=  280 degrees.

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A triangle with all angles less than 90 degrees has all angles that are acute.

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sleet_krkn [62]

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J(x) = 2x²+8x-5<br> What is this in vertex form
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Answer:

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Step-by-step explanation:

<u>Step(i):-</u>

Given parabola equation  j(x) = 2x² + 8x -5

Let    y = 2x² + 8x -5

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By using  (a + b)² = a² +2ab +b²

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<u><em>Step(ii):-</em></u>

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