Solve the system of equations by graphing. If the system is inconsistent or the equations are dependent, say so.
x - 
y = 5
x + 
y = 12
A. {(4, 3)}
B. {(4, -3)}
C. {(3, 1)}
D. {(3, 4)}
Answer: A
Mathematics
You might also like to view...
Use the appropriate geometric formula to determine the missing dimension (radius, length, or height).Use 3.14 for ?. Round to the nearest hundredth when appropriate.A can with a surface area of 345 square feet and a radius of 2 feet.
A. h = 319.88 ft B. h = 23.47 ft C. h = 50.94 ft D. h = 25.47 ft
Mathematics
Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The curves 
and 
A. 
B. 
C. 
D. 
Mathematics
Use a double-angle identity to find the exact value of the expression.2 cos2 22.5° - 1
A. 
B. 
C. 
D. 
Mathematics
Graph the equation as a solid line. Graph the inverse relation as a dashed line on the same axes by reflecting across the line y = x.x = 3
A. 
B. 
C. 
D. 
Mathematics