15. -3x + 7 = -23 का हल ज्ञात कीजिए: 1. x = -10 2. x = 10 3. x = -16/3 4. x = 16/3
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Answer:
2. x=10
Step-by-step explanation:
-3x+7=-23
-3x=-30
x=-30/-3
x=10
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