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Q2) Simplify the following expression and evaluate for x = 2 and y = (-1):
5ry(3x + 4y + 7) – 3y(xy + 1-9)​

By Sadie

Q2) Simplify the following expression and evaluate for x = 2 and y = (-1):
5ry(3x + 4y + 7) – 3y(xy + 1-9)​

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Sadie

9(8) = 4.x
5. Verify that:
(i) 4 is a zero of the polynomial p(x) = x – 4.​

ii.
The intercept made by the plane 6x-4y+3z=12 on the coordinate axes are
(A) 6,-4,3
(B) 4,-6,3 (C) 2,-3,4
(D

1 thought on “Q2) Simplify the following expression and evaluate for x = 2 and y = (-1):<br />5ry(3x + 4y + 7) – 3y(xy + 1-9)​”

  1. Answer:

    Answer is (-111).

    Step-by-step explanation:

    = 5(2)(-1) [3(2) + 4(-1) + 7] – 3(-1) [(2)(-1) + 1 – 9]

    = -10 (6 – 4 + 7) + 3 (-2 + 1 – 9)

    = -60 + 40 – 70 – 6 + 3 – 18

    = -20 – 76 – 15

    = (-111)

    Please Mark as brainliest answer...

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