Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(-3, -4), m = 2
A. y = 2x + 6
B. y = 2x + 2
C. y = 2x - 2
D. y = 2x - 6
Answer: B
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Simplify the expression.(
)(
)(
)
A. 3
B. - 
C. -3 
D. - 
Evaluate the expression.(-675) ÷ 75
A. -19
B. 9
C. - 
D. -9
Solve the problem.Julie and Eric row their boat (at a constant speed) 21 miles downstream for 3 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 7 hours. Find the rate of the current.
A. 5 mph B. 2 mph C. 1.5 mph D. 3 mph
Solve.For a resistor in a direct current circuit that does not vary its resistance, the power that a resistor must dissipate is directly proportional to the square of the voltage across the resistor. The resistor must dissipate 
watt of power when the voltage across the resistor is 5 volts. Find the power that the resistor must dissipate when the voltage across it is 15 volts.
A. 
watt
B. 
watt
C. 
watt
D. 
watts