Solve the system by the elimination method. 5x + 8y = 48-2x - 3y = -18
A. {(0, 7)}
B. {(-1, 7)}
C. {(0, 6)}
D. ?
Answer: C
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Decide whether the statement makes sense. Explain your reasoning.Your conditional deductive argument is valid. Therefore, it must be an example of "Affirming the Hypothesis."
What will be an ideal response?
Solve the problem.Matt bought a 48 oz can of fuel additive for $90.24. Roger bought the 40 oz size for $55.20. Who made the better buy? What was the lowest price per ounce?
A. Matt, $1.88 B. Matt, $1.38 C. Roger, $1.38 D. Roger, $1.88
After the economy softened, the sky-high office space rents of the late 1990s started to come down to earth. The function 
gives the approximate price per square foot in dollars, 
, of prime space in Boston's Back Bay and Financial District from 1997 (
src="https://sciemce.com/media/3/ppg__cognero__4.4_Optimization_I__media__22c513d7-a1e5-43f4-9d7c-6c5f9da6a323.PNG" style="vertical-align:middle;" />) through 2000, where
? 
.
?What was the highest office space rent during the period in question?Hint: Use the quadratic formula.
?
A. $54.40 per sq ft
B. $54.47 per sq ft
C. $54.19 per sq ft
D. $54.26 per sq ft
E. $54.33 per sq ft
Find the inverse of the function.j = {(0, 4), (-2, 5), (-4, 6), (-6, 7)}
A. j-1 = {(4, 0), (5, -2), (6, -4), (7, -6)}
B. j-1 = {(5, 4), (4, -4), (0, -2), (5, 6)}
C. j-1 = {(0, 
), (-2, 
), (-4, 
), (-6, 
)}
D. j-1 = {(5, 4), (7, -4), (0, -4), (5, 6)}