Answer:
1/2 rational exponent represents a square root.
Step-by-step explanation:
Because it is an example of a true square root.
Answer:
b. -1
Step-by-step explanation:
9=4a+13
-13 -13
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-4=4a
4a/-4
a=-1
Five kittens will give Denny $75.
Raising them cost $50.
So Denny will make a profit of $15.
Answer:
30 minutes
Step-by-step explanation:
Find the unit rate (time per SINGLE kilometer).
5/5=1 18.75/5=3.75
Multiply 3.75 (unit rate) by 8.
3.75 x 8=30