daniel1236
daniel1236
30-12-2019
Mathematics
contestada
2(m-7)-9=9
Please help me
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leauhnshields07
leauhnshields07
30-12-2019
2(m) = 2m
2(7) =14
2(m-7)= 2m+14-9=9
2m-5=9
+5=+5
2m=14
2/2=14/2
m=7
2(7-7)-9=9
2-9=9
-7=9
Answer Link
Cathi
Cathi
30-12-2019
2m-14-9=9
2m-23=9
2m=32
M=16
Answer Link
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