Answer:
negative
Step-by-step explanation: it has negative signs
400-10x. X is how many weeks
If the bacteria is tripling every 10 minutes, that means the "rate of increase" on that period is 200%, so if say the current amount is "c", 200% of "c" is just 2c, so c + 2c is 3c, a tripled amount.
Answer:
X=13.5
Step-by-step explanation:
Y=2 so
2x-3*2^2=15
2x-12=15
2x=27
X=13.5
The answer is 14137.17 because to find the volume of the sphere, the equation is 4/3 times pi times the radius cubed.