Solve the equation.7(x + 5) = (7x + 35)
A. {0}
B. ?
C. {All real numbers}
D. {70}
Answer: C
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The graph of an exponential function is given. Match the graph to one of the following functions.
A. f(x) = - 2-x B. f(x) = - 2x C. f(x) = 2-x D. f(x) = 2x
Solve the absolute value equation.?5s - 1? = ?s - 2?
A. {
, - 
}
B. {- 
}
C. {- 
, 
}
D. ?
Write the first five terms of the geometric sequence.a1 = -9, r = -6
A. -9, -54, -324, -1944, -11,664 B. -9, 54, -324, 1944, -11,664 C. 9, 3, -3, -9, -15 D. 9, -54, 324, -1944, 11,664
Solve the problem.Mary lives on a corner lot. The neighborhood children have been cutting diagonally across her lawn instead of walking around the yard. If the diagonal distance across the lawn is 
and the longer part of the sidewalk is twice the shorter length, how many feet are the children saving by cutting across the lawn? Round to the nearest foot if necessary.
A. 10 ft B. 40 ft C. 17 ft D. 13 ft