Slove for x : x+9 =4
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Answer:
- 12
Step-by-step explanation:
x : x + 9 = 4
x / x + 9 = 4
x = 4 ( x + 9 )
x = 4x + 36
x - 4x = 36
- 3x = 36
x = 36 / - 3
x = - 12
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