Math, asked by naeemaijaz01, 3 months ago

3x – 4y when x = * = 3x - 9 and y = x + 3.

Answers

Answered by Anonymous

0

Answer:

3(3x-9)-4(x+3)

9x-27-4+12

5x-15

Answered by geetikakanchan

0

Answer:

3x - 4y

put the value of x and y

x = 3x - 9

y = x + 3

3 ( 3x - 9 ) - 4 ( x + 3 )

9x - 27 - 4x - 12

5x - 39

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