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Anonymous
X = 7
9x - 2x = 49
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It's 9 x 7 minus 2 x 7. So its 63 - 14.
The expression simplifies to: -7x-4
It can be simplified to: 9y-2x
2x + 9x simplified would be 11x
2x + 24 = 9x - 39= 2x + 63 = 9x= 63 = 7x= x = 9