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How many solutions does d+6+2d=4d+9 have?
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19 votes
How many solutions does d+6+2d=4d+9 have?

User Namelivia
by
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1 Answer

5 votes

Answer:

Only one solution

Explanation:

d+6+2d=4d+9

3d + 6 = 4d + 9

3d - 4d = 9 - 6

-d = 3

d = - 3

User Futureshocked
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