Solve the equation.4x = 12
A. x = 4
B. x = 3
C. x = 12
D. x = 8
Answer: B
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Solve the system by graphing on a calculator. Round to the nearest hundredth if necessary.y = log10(x + 8)y = x2
A. {(-1.38, 1.89), (1.50, 2.25)} B. {(-0.92, 0.85), (0.98, 0.95)} C. {(-0.92, -0.85), (0.98, -0.95)} D. {(-1.38, -1.89), (1.50, -2.25)}
Solve the problem.The function M described by M(x) = 2.89x + 70.64 can be used to estimate the height, in centimeters, of a male whose humerus (the bone from the elbow to the shoulder) is x cm long. Estimate the height of a male whose humerus is 
long. Round your answer to the nearest four decimal places.
A. 157.3400 m B. 156.5375 cm C. 30.9300 cm D. 160.0277 cm
Graph the circle if possible.(x - 2)2 + y2 = 1
A. 
B. 
C. 
D. 
Find the sum, if it exists.36 + 45 + 
+ 
+ . . .
A. 180 B. - 180 C. 144 D. Does not exist