Write this word statement as an equation. Use x as the variable, and find all solutions from the set 
The sum of a number and 3 is 7.
A. x + 7 = 3; 4
B. x + 3 = 7; 7
C. x = 3 + 7 ; 10
D. x + 3 = 7; 4
Answer: D
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Divide as indicated.
A. 4x4 + 16x2 - 40x B. 4x4 + 2x2 - 5x C. 32x3 + 16x - 40 D. 4x3 + 2x - 5
Solve the problem.Consider a country whose populations in the years 2005 and 2006 are given in the table below.
Using Hamilton's with M = 25 seats yields the apportionments shown in the following table
This situation is paradoxical because
A. State B grew the most and yet didn't gain any representation. B. State C grew at a faster rate than State A. C. State B grew at a faster rate than State C. D. State C gained population and yet lost seats in 2006. E. none of these
Solve the problem.There is a 3-degree drop in temperature for every thousand feet that an airplane climbs into the sky. If the temperature on the ground is 41 degrees, what will be the temperature when the plane reaches an altitude of 20,000 feet?
A. 19 degrees
B. 
degrees
C. 
degrees
D. 21 degrees
Write the expression in standard form.
A. 
+ 
i
B. 
- 
i
C. 
+ 
i
D. 
+ 
i