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OpenStudy (anonymous):
Solve the system of equations using elimination. 10m + 16n = 140 5m – 8n = 60
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OpenStudy (luigi0210):
multiply the bottom by 2
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
i dont get it
OpenStudy (luigi0210):
10m+16n=140 10m-16n=120 ------------------------------------------ 20m=260 m=13 ----------------------------------------- 10(13)+16n=140 130+16n=140 16n=10 n=5/8
OpenStudy (anonymous):
o u subtracted the bottom
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