Question

(3x+y)cube put x=3x $ y=-2​

Answer 1

Answer:

The value of y is -2

the value of x is 3x

3x+y = 3(3x) + (-2) = 9x - 2 = 0

or, x = 2/9

Follow me plz

Answer 2

Given,

(3x + y)³

x = 3

y = 2

putting the values,

[3(3) + 2]³

(9 + 2)³

(11)³

= 1331