SaltySunshine
SaltySunshine
23-02-2021
Mathematics
contestada
Please help! This is due soon!
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sjaisjshhsdesmond
sjaisjshhsdesmond
23-02-2021
exterior angle=sum of interior angles
so 89+5x-7=14x+1
solve for x and plug the value into 5x-7 and you'll get m
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