Indicate what must be done to each side of the equation in order to isolate the variable.8 + x = 9
A. Subtract -8
B. Subtract 9
C. Subtract 8
D. Add 8
Answer: C
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Solve.Two resistors are wired in parallel, one of which is 80 ohms. If the total resistance is to be 60 ohms, what must be the value of the other resistor? Use the formula for the total resistance R in an electrical circuit with resistors R1, R2, R3, ..., Rn that are wired in parallel. src="https://sciemce.com/media/4/ppg__2720702191531__f1q105g5.jpg" style="vertical-align: -21.0px;" />
A. 34.3 ohms
B. 20 ohms
C. 240 ohms
D. 140 ohms
= 
+ 
+ 
+ ... +
Find the rule that defines each piecewise-defined function.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Provide an appropriate response.The payoff table for three possible courses of action A1, A2, and A3 is given below.pi?A1xi?A2xi?A3xi?.3$70$40$50.2$100$120$110.1$160$140$90.4$80$140$160Which course of action will produce the largest expected value? What is it?
What will be an ideal response?
Provide the proper response.Explain why 
? A when A is negative.
What will be an ideal response?