kya ye sara sahi hai agar nahi hoga to please solve karke dena
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second one is wrong mate
Step-by-step explanation:
(9x-3y)-(3x-2y)-(4x-y)
9x-3x-4x-3y+2y+y(reason for +2 and+y is when bracket opens - - =+)
2x-3y+3y
=2x
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