3x+2x-4=2x +(-9x)+5
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⭐ᴀɴsᴡᴇʀ:
3x+2x-4=2x+(-9x)+5
→ 5x-4=2x-9x+5
→ 5x-4= -7x+5
→ 5x+7x=5+4..
→ 12x= 9
→ x= 9/12
→ x= 3/4
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