11 - 5x+3n +4n=18 liner equations
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- 5x+3n +4n=18 liner equations
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answer is here(I tried my best)
Step-by-step explanation:
11-5x+3n+4n=18
11-5x+7x=18
11+2x=18
2x-18-11
2x=7
x=7/2
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