Question: Solve the equation and check your solution. (If not possible, explain why.) 1. x + 11 = 15 2. 7 x = 19 3.

Solve the equation and check your solution. (If not possible, explain why.)
1. x + 11 = 15
2. 7 − x = 19
3. 7 − 2x = 25
4. 7x + 2 = 23

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