add -7 x ,2 x, 4 x ,- x
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Answered by
2
Answer:
-2x is the answer
Step-by-step explanation:
-7x+2x+4x+(-x)
-7x+6x-x
-x -x
-2x
Answered by
0
-7 x + 2 x + 4 x - x
-8x +6x
-2x
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