When possible, apply the distributive law and combine like terms.8a - 5b + 9 + 7b + 3a - 5
A. 17ab
B. 11a2 + 2b2 + 4
C. 11a + 2b + 4
D. 11a + 15b - 10
Answer: C
Mathematics
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Multiply. Write the answer in simplest form.2
? 4
? 5
A. 40
B. 40
C. 
D. 11
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Solve the problem.How many square centimeters of glass does it take to make the bottom and sides of a cube-shaped aquarium with an edge length of 38 cm?
A. 7220 cm2 B. 5776 cm2 C. 8664 cm2 D. 54,872 cm2
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Factor completely, or state that the polynomial is prime.x2 + 7x
A. x2(1 + 7x) B. 7x(x + 1) C. 7(x2 + x) D. x(x + 7)
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