Write each equation in standard form and identify a, b, and c. 
x2 = 
x + 7
A. a = 
, b = - 
, c = -7
B. a = 
, b = 
, c = -7
C. a = 
, b = - 
, c = 7
D. a = 
, b = 
, c = 7
Answer: A
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Determine whether the first literal expression is equal to the second literal expression.b - a, a - (-b)
A. Yes B. No
Write the expression as the sum or difference of logarithms.logb 
A. 
logb x + 8 - 2logb y
B. 
logb x + 2 - 2logb y
C. 
logb x + 2 - 
logb y
D. 
(logb x9 + logb b8 - logb y2)
Find the nth term and the indicated term of the arithmetic sequence whose initial term, a, and common difference, d, are given.a = 88; d = -5an = ?; a8 = ?
A. an = 93 - 5n; a8 = 18 B. an = 88 - 5n; a8 = 18 C. an = 93 - 5n; a8 = 53 D. an = 88 - 5n; a8 = 53
Solve the problem.In a certain location, the highest temperature recorded was 104°F. The lowest temperature recorded was 139 degrees less than the highest. What was the lowest temperature?
A. -35°F B. -138°F C. 35°F D. 0°F