Find the actual sum.0.31 + (-7.941)
A. 2.462
B. -8.251
C. -7.631
D. -8.151
Answer: C
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Write the equation of the graph in its final position.The graph of y = 
is shifted 7 units to the left. Then the graph is shifted 2 units upward.
A. y = 2
B. y = 
+ 2
C. y = 
+ 7
D. y = 
+ 2
Solve.If the resistance in an electrical circuit is held constant, the amount of current flowing through the circuit varies directly with the amount of voltage applied to the circuit. When 
are applied to a circuit, 
of current flow through the circuit. Find the new current if the voltage is increased to 
A. 99 milliamperes B. 22 milliamperes C. 120 milliamperes D. 110 milliamperes
Fill in the blank with one of the words or phrases listed below.
If both sides of an inequality are multiplied by the same negative number, the direction of the inequality symbol is 
.
A. all real numbers B. the same C. no solution D. reversed
Solve the problem.The paired data below consist of the temperatures on randomly chosen days and the amount a certain kind of plant grew (in millimeters). Use a graphing calculator to find the equation of the regression line of the following data. Let x represent temperature.
A. y = 0.122x + 7.30 B. y = -0.211x - 14.6 C. y = -0.112x + 7.30 D. y = 0.211x + 14.6