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Jocelynn Carpenter
Mathematics
27 July, 00:11
2 (2x - 4) + x = 7
whats x?
+4
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Paola Hancock
27 July, 00:35
0
2 (2x-4) + x=7
= 4x-8+x=7
= 4x+x-8=7
= 5x=7+8
= 5x=15 dividing both sides by 5
= x=15/5
= x=3
so x is 3
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