Solve the equation.-7x + 8 = 8 - 7x
A. 8
B. 0
C. no solution
D. all real numbers
Answer: D
Mathematics
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Use common or natural logarithms to solve the exponential equation symbolically.2(x - 1) = 16
A. x = 
+ 1
B. x = 1 + 
C. x = - 
- 1
D. x = 
- 1
Mathematics
Solve the system by graphing.
x - 
y = 5
x + 
y = 12
A. x = 4, y = -3 B. x = 3, y = 4 C. x = 4, y = 3 D. x = 3, y = 1
Mathematics
Show that f and g are inverses of each other by verifying that f(g(x)) = x = g(f(x)).f(x) = 2x; g(x) = 
What will be an ideal response?
Mathematics
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
and its inverse A-1 = 
to decode the cryptogram 
.
A. ACTS B. ARMS C. ABLE D. ALAS
Mathematics