Evaluate the variable expression 
for the given values of x, y, and z.
A) 67/70
B) 806/875
C) 1 9/35
D) 1 15/91
E) ½
A) 67/70
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Find the volume of the indicated region.the region that lies under the plane 
and above the square 
A. 
B. 
C. 
D. 
Simplify the expression by combining like terms. 23.4y + 9.2 - 8.9y - 20.8
A. 15.5x - 11.6 B. 14.5x - 11.6 C. 14.5x + 11.6 D. 2.9x
The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is drawn with a dashed line. Find a formula for g(x).f(x) = 
A. g(x) = 
- 2
B. g(x) = 
C. g(x) = -2
D. g(x) = 
Solve the problem.Bob owns a watch repair shop. He has found that the cost of operating his shop is given by 
where c is cost and x is the number of watches repaired. How many watches must he repair to have the lowest cost?
A. 29 watches B. 40 watches C. 20 watches D. 59 watches