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What is the m 9x-12=5x+24

What is the m 9x-12=5x+24-example-1
User Cinatic
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9x-12=5x+24
4x-12=24
4x=36
x=9

9(9)-12= 69
5(9)+24= 69

2(69)+m=180
138+m=180
m=42
User Stefan Candan
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