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Solve: x + (-5) = 15....
Solve: x + (-7) = 9....
Solve: x + (4) = 3....
Solve: x + (-1) = -5....
Solve: x + (-4) = 9....
Solve: x + (0) = -6....
Solve: x + (4) = 12....
Solve: x + (10) = 9....
Solve: x + (-7) = 12....
Solve: x + (8) = 2....
Solve: x + (2) = 21....
Solve: x + (10) = 4....
Solve: x + (1) = -3....
Solve: x + (-10) = -3....
حل: x + (-8) = -12....
حل: x + (-7) = -9....
حل: x + (-3) = 17....
حل: x + (4) = 5....
حل: x + (7) = 2....
حل: x + (-10) = -2....
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