100 base 7 is 7^2 like 100 is 10^2 in base ten. The number before 100 base 7 is 66 and the numer after is 101. If you check 6*7+6 is 48 and 101 is 7^2+1 =50
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Answer:
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Answer:
P=x+18
Step-by-step explanation:
a=8
b=x
c=10
P=8+x+10