Solve the system by substitution.x2 + y2 = 5x + y = 3
A. (-2, 1), (-1, 2)
B. (2, 1), (1, 2)
C. (-2, -1), (-1, -2)
D. (2, -1), (1, -2)
Answer: B
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Solve the inequality graphically, numerically, or symbolically, and express the solution in interval notation. Where appropriate, round to the nearest tenth.
> 4
A. (-?, -0.5) ? (1.2, ?) B. (1.2, -0.5) C. (-?, 1.2) ? (-0.5, ?) D. (-0.5, 1.2)
Provide an appropriate response.State whether the following situation represents direct variation, inverse variation, or neither, and explain why: The cost of mailing a letter within the United States and the distance that it travels.
What will be an ideal response?
Convert from one measure to the other.105 ounces to pounds and ounces
A. 6 pounds 9 ounces B. 10 pounds 5 ounces C. 5 pounds 25 ounces D. 8 pounds 9 ounces
The expression may be factored as shown. Find the missing factor.
+ 
= 
(
)
A. 
B. 
C. 
D. 
E. none of these