Simplify the expression.10x + 7(5 - 9x)
A. 53x - 35
B. -53x + 35
C. 1x + 35
D. 73x - 35
Answer: B
Mathematics
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Simplify.
A. x3y7z4
B. 
C. 
D. 
Mathematics
Use set notation to identify the shaded region.
A. 
B. A ? B
C. A - B
D. 
? 
Mathematics
Solve the problem.In her will the late Mrs Barbaroni said that each child in her family could have an annuity of $2100 at the end of each year for 9 years, or the equivalent present value. If money can be deposited at 7% compounded annually, what is the present value?
A. $15,976.14 B. $10,569.20 C. $21,124.08 D. $13,681.99
Mathematics
Convert to a mixed numeral.
A. 279
B. 279
C. 39
D. 
Mathematics