Answer:
D.
Step-by-step explanation:
1) the domain is x∈[0;+∞);
2) the solution is:
3) finally, the solution with the domain is:
x∈[0;100].
How many soulutions does -5+8x-9=3(x+3) have ?
1 answer:
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Answer:
$276
Step-by-step explanation:
Create a proportion where x is the cost to refinish the larger wood floor:
=
Cross multiply and solve for x:
3x = 828
x = 276
So, to refinish the larger wood floor, it would cost $276
Answer:
0.0274
Step-by-step explanation:
The mean is and the standard deviation is
Calculate
for
If then
and
Use table for normal distribution probabilities to get that