Answer:
C
Step-by-step explanation:
= - 3 × - 3 × - 3 × - 3 ← evaluate in pairs
= 9 × 9
= 81 → C
Erin has 3 guppies more than zebrafish and has twice as many zebra fish as goldfish. If Erin has 23 fish total, how many of each
1 answer:
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Answer:
Step-by-step explanation:
In scientific notation, the national debt in 2013 was approximately
You can see this by taking the decimal point between the 1 and 6 and moving it 13 places to the right.
The smallest power of 10 that will be larger than this number is .
now that we know what are the x-values, what are the y-values? well, we can just use the 2nd equation, since we know that y = x - 28, then