daniel1236 daniel1236

30-12-2019
Mathematics

contestada

2(m-7)-9=9
Please help me

Respuesta :

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

30-12-2019

2m-14-9=9
2m-23=9
2m=32
M=16

Answer Link

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