2x+?5x+?4=?25
What is x=3?
-12b + 6b - 4b
What is -10b?
9+3y?-2y=?14 ?
What is y=5?
2x/5+3-4x/5=1/5
What is x=1?
54+?8x+?7x?=21
What is x=2.2?
6y+?9-4y=-??3
What is y=6?
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