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In a doctor's waiting room 12 people are waiting to be seen; 7 claiming to have just a cold, 3 claiming to have a fever and
fever. What is the probability a person waiting to be seen claims to have a cold or a fever?
cold, and 2 claiming to have just a

80 the answer is 80

step-by-step explanation:

probably the last option

step-by-step explanation:

answer: solve 5\cdot 2^x=2405⋅2  

x

=2405, dot, 2, start superscript, x, end superscript, equals, 240.

solution

to solve for xxx, we must first isolate the exponential part. to do this, divide both sides by 555 as shown below. we do not multiply the 555 and the 222 as this goes against the order of operations!

\begin{aligned} 5\cdot 2^x& =240 2^x& =48 \\ \end{aligned}  

5⋅2  

x

2  

x

​    

=240

=48

​

step-by-step explanation: