Math, asked by darwishkhan81, 9 months ago

8z ^ 2 + 4z in which
(z = x - 3y)

Answers

Answered by Plk29

0

Answer:

68x +588y

Step-by-step explanation:

8z ^ 2 + 4z

(8*(x-3y))^2 +(4(x-3y))

( 8x-24y)^2 +(4x-12y)

64x-576y + 4x-12y

68x+588y

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