Combine like terms in the expression. Answer "not possible" if terms cannot be combined.3x + 12x
A. 30x
B. 36x
C. 15x2
D. 15x
Answer: D
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Solve the problem.A company produces two sizes of a dog house; large and small. If ? represents the number of large dog houses and s represents the number of small dog houses, then the polynomial 
describes the revenue from the sale of the two sizes of dog house. The polynomial 
describes the cost of producing the two sizes of dog house. Write an expression in simplest form for net.
A. 410? + 280s + 665 B. 50? + 42s - 460 C. 70? + 40s - 465 D. -70? - 40s + 465
List the intercepts for the graph of the equation.y = x + 3
A. (-3, 0), (0, 3) B. (3, 0), (0, 3) C. (-3, 0), (0, -3) D. (3, 0), (0, -3)
Perform the indicated operation.(-3x4 + 9x6 + 7 + 6x5) - (-9 - 3x5 + 5x6 + 5x4)
A. 4x6 + 9x5 - 8x4 + 16 B. 14x6 + 3x5 + 2x4 - 2 C. 4x6 + 3x5 + 2x4 - 2 D. 14x6 + 3x5 + 2x4 + 16
Solve the equation.log39 = x
A. {12} B. {2} C. {27} D. {3}