Answer:
n=7
m= 7
Step-by-step explanation:
lmk if you need work
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Answer:
a=-1
Step-by-step explanation:
1/2a=1/4a+2
by cross multiplying,
2a=4a+2
2a-4a=2
-2a=2
a=2/-2
a=-1
hope you understood :)
If there are 6 groups of 9 then he had 54 cards because 6*9=54