Write an algebraic expression for the quantities being compared.Evan works 8 hours per week more than Marc.
A. 8 - x = no. of hours Marc works
x = no. of hours Evan works
B. x - 8 = no. of hours Evan works
x = no. of hours Marc works
C. x + 8 = no. of hours Evan works
x = no. of hours Marc works
D. 8 - x = no. of hours Evan works
x = no. of hours Marc works
Answer: C
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watt of power when the voltage across the resistor is 7 volts. Find the power that the resistor must dissipate when the voltage across it is 21 volts.
A. 
watt
B. 
watt
C. 
watt
D. 
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A. 
lb per day
B. 5 lbs per day
C. 50 lbs per day
D. 500 lbs per day
Find all solutions if 
. Give your answers in degrees, and round to the nearest tenth.
?
?
? = __________°
What will be an ideal response?
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A. 1 sec B. 0.9 sec C. 0.8 sec D. 0.6 sec