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10 votes
Find the missing number so that the equation has infinity many solutions.
_x-5+2x=-3x-5

User FlatDog
by
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1 Answer

3 votes
-5x - 5 + 2x = -3x - 5
combine liked terms to see if both sides match
-3x - 5 = -3x - 5

Answer:
The unknown number is -5
User Facyo Kouch
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5.5k points