(11) 2x, 3x, – 5X (iv) 3x – 7y+2z, 2x - 5y +3z, 5x +9y – 7z – InterviewSolution

1.

(11) 2x, 3x, – 5X (iv) 3x – 7y+2z, 2x - 5y +3z, 5x +9y – 7z

Answer»

$\huge\rm\purple{answer✏:}$

$\implies3x+2x+5x \\ = \: \: 10x$

$\implies-7y-5y+9y \\ = -3y$

$\implies2z+3z-7z \\ = -2z$

$10x-3y-2y$

HENCE, the answer is 10x-3y-2y

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