Perform the indicated operation. Assume that all variables represent nonnegative real numbers.4
- 3x 
A. Can't simplify
B. 4 
- 2x 
C. x
D. 2x 
Answer: C
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Find the volume of the solid, rounded to the nearest integer where appropriate.Rectangular solid with cylindrical hole of diameter 6
A. 7049 mm3 B. 31,196 mm3 C. 3251 mm3 D. 31,346 mm3
Add or subtract, as indicated. Assume that all variables represent positive real numbers.
+ 
+ 
+ 10
A. 51
B. 17
+ 7
C. 17
+ 34
D. 157
+ 106
If central angle ? cuts off a chord of length c in a circle of radius r, then the relationship between ?, c, and r is given by
?
?
?
Find ?, if ?c? = ?r?1. Give your answer in degrees.
?
? = __________°
What will be an ideal response?
Solve the system of equations using the inverse of the coefficient matrix.
A. x = 9, y = 4, z = 5 B. x = 9, y = 5, z = 4 C. x = -9, y = 5, z = 18 D. The system is inconsistent.