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Scilla [17]
3 years ago
9

X+3x-2=6x-12 please help

Mathematics
1 answer:
igomit [66]3 years ago
5 0

x + 3x - 2 = 6x - 12 \\4x - 2 = 6x - 12 \\  - 4x \:  \:  \:  \:  \:  \:  \:  \:  - 4x \\  - 2 = 2x - 12 \\  + 12 \:  \:  \:   \:  \:  \:  \:  \:  \: + 12  \\ 10 = 2x \\  \div 2 \:  \:  \:  \div 2 \\ 5 = x \\ check \\ x + 3x - 2 = 6x - 12 \\ 5 + 15 - 2 = 30 - 12 \\ 18 = 18
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