Let x represent the number. Use the given conditions to write an equation. Solve the equation and find the number.Four times a number added to 9 times the number equals 65. Find the number.
A. 4x(9 + x) = 65; 7.2
B. 4x - 9x = 65; -7.2
C. 4x + 9x = 65; 5
D. 4(x + 9) = 65x; 0.6
Answer: C
Mathematics
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A. 
B. 
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Solve the problem.Sue buys a house for $254,000. What is the value of the house 1 year later, if it depreciates by 4.5% in the first year after she buys it?
A. $242,570 B. $11,430 C. $139,700 D. $114,300
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Solve. Write a mixed numeral for the answer.The weight of a substance is 2
g per cubic centimeter. What is the weight of 3
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A. 6
g
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g
C. 7
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D. 7
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Find functions f and g so that f ? g = H.H(x) = |4 - 3x2|
A. f(x) = x2 ; g(x) = 4 - 3|x| B. f(x) = 4 - 3|x|; g(x) = x2 C. f(x) = 4 - 3x2 ; g(x) = |x| D. f(x) = |x|; g(x) = 4 - 3x2
Mathematics