3y+1=4y-2 সমীকরণের সমাধান কত?

A 34
B -10
C 43
D 10

Correct Answer: -10

3y + 1 = 4y - 2⇒4y  + 4  = 3y - 6⇒4y - 3y = - 6 - 4.'. y = - 10
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