Rob is saving to buy a new MP3 player. For every $16 he earns babysitting, he saves $9. On Saturday, Rob earned $96 babysitting.
2 answers:
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Answer:
D.
Step-by-step explanation:
The wildfire begins at a size of 8 square feet
It means that initial area =8
It then doubles its width every x hours,
and doubles its length every y hours
so, we can set up equation
now, we can simplify it
we are given
After a period of time, the wildfire covers 14,000 square feet
so, we can set A(x,y)=14000
we get
Yes the sum of -4 and 6 is 2
