Solve the system using substitution.x + y = -3x = y + 13
A. (3, 5)
B. (5, 8)
C. (5, -8)
D. (3, -8)
Answer: C
Mathematics
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Use substitution to find the Taylor series at x = 0 of the given function.e-5x
A. 
B. 
C. 
D. 
Mathematics
Solve the system by graphing.
x - 
y = 5
x + 
y = 12
A. (3, 4) B. (3, 1) C. (4, -3) D. (4, 3)
Mathematics
Find the amount of the annuity due rounded to the nearest cent.
A. $81,677.26 B. $85,860.80 C. $43,229.78 D. $77,575.75
Mathematics
Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height h of the outside walls.
a = b = 9 m
A. 38 m B. 34 m C. 11.1 m D. 124 m
Mathematics