Perform the indicated operation.Add.9x8 + 6x7 - 9x6 - 9
A. 8x42 - 5
B. 11x8 + 12x7 - 15x6 - 5
C. -3x8 - 3x7 + 13x6 + 8
D. 11x16 + 12x14 - 15x12 - 5
Answer: B
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Simplify and then solve.
= 3 + 20 ÷ 4
A. x = -8 B. x = 12 C. x = 92 D. x = 32
Find the equation of the line with the given properties.Passes through (5, -1) with a slope of 8
A. 8x + y + 41 = 0 B. -8x + y + 6 = 0 C. x - 8y + 41 = 0 D. 8x - y - 41 = 0
Use the product rule to multiply. Assume all variables represent positive real numbers.
? 
A. 125
B. 5
C. 25
D. 5
Find the tax refund or tax due for the following people. The letter following the name indicates the marital status. Assume a 52-week year and that all married people are filing jointly. Use $4050 for each personal deduction, a standard deduction of $6300 for single taxpayers, $12,600 for married taxpayers filing jointly, and $9300 for head of household and the tax rate schedule.
A. $685.96 due B. $2,662.22 due C. $2,662.22 refund D. $685.96 refund