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If x=3,find y in: 2x+5-y+x=7 |
| x = 3 2x + 5 - y + x = 7 2 * 3 + 5 - y + 3 = 7 6 + 5 + 3 - y = 7 14 - y = 7 -y = 7 - 14 y = 7 |
