Let x be a number. Translate the English phrase or sentence into a mathematical expression. The difference of a number and 68
A. 68
B. x - 68
C. 68x
D. 68 - x
Answer: B
Mathematics
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Find the LCD for the fractions in the list.
, 
A. 63x2 B. 63x3 C. 7x3 D. 63x5
Mathematics
Divide. Round your answer to the nearest hundredth when necessary.2.254 ÷ 230
A. 0.99 B. 0.0098 C. 0.0108 D. 0.98
Mathematics
Find the product.(7x + 9)2
A. 7x2 + 126x + 81 B. 49x2 + 126x + 81 C. 49x2 + 81 D. 7x2 + 81
Mathematics
Solve the equation for the indicated variable. Assume no denominator is 0.A = 3?a2, for a
A. a = 
B. a = 
C. a = 
D. a = 
Mathematics