Solve. Graph the solution on a number line, and express it in interval notation.x - 
> - 
A. x > - 
, 
B. x > 
, 
C. x > - 
, 
D. x < - 
, 
Answer: A
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Provide an appropriate response.Show that 
+ 
= 
+ 
.
What will be an ideal response?
Solve.To estimate the number of people in Springfield, population 10,000, who have a swimming pool in their backyard, 250 people were interviewed. Of those polled, 122 had a swimming pool. How many people in the city might one expect to have a swimming pool? (Round to the nearest whole number, if necessary.)
A. 20,492 people B. 4880 people C. 3 people D. 488 people
Provide an appropriate response.Decide whether the elimination method or the substitution method involves the least amount of work. Do not solve.x + 3y = 0x - 3y = 18
A. Elimination B. Substitution
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(5x5 + 5x3) + (3x5 + 2x3 + 5)
A. 5x + 7x5 - 3x3 B. 12x9 C. 8x5 + 7x3 + 5 D. -5x5 + 7x3 + 5x