AY- %3D -1.2x +30 BY= 2x + 20 CY3D 0.48x + 11 %3D 0.71x +22 Which of the equations below could be used as a line of best fit to approximate the data in the scatterplot? scatterplot 09- -40 -20 20. 09 40

Q: 8x+9y%3D0 10- 5+ -10 10 Z -10-

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Q: -3(4x + 3)+ 4(6x+1) = 43 %3D

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Q: 2/5x+4=1/4x

A: Given 25x+4=14x ⇒2(4x)=5x+4⇒8x=5x+4⇒8x-5x=4⇒3x=4⇒x=43

Q: Find 노 %3D 3x-7 9. 4(3x-7)3/2 4(3x-7)3/2 6. 4(3x-7)3/2 4(3x-73/2

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Q: 2x-4-3y 5y-x=5

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Q: 5a 5y = 1 – 4x + 3y = 2 %3D

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Q: Questlon fx)=-3x +5 7. y%3Dx

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Q: find x+y+z

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Q: 9x = 67 +7y %3D -2x-5y -28

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Q: 3x+y=4 -x+y+5

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Q: -(3x* + 27x2 +883x + 72990) = dx %3D

A: To find the third derivative of the function 3x4+27x2+883x+72990, First find the first derivative…

Q: 3) 16x2 + 1 = 5x %3D

A: 16x^2+1 =5x 1)Set each factor equal to zero Next to use The quadratic formula that is x= (-b +_…

Q: 1/3y+4=1/5y

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Q: 2x-5y%3D 2x-10y=-6

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Q: Differentiate y = (9x - 1)³. y = 8/9x - 9+

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Q: 5x-y=1 y=5x-1

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