Solve the problem by combining like terms.Find the perimeter of a square with sides of length 

A. 4x - 7
B. 4x - 28
C. x - 28
D. x2 + 49


Answer: B

Mathematics

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Use problem solving strategies to solve the problem.A boxer takes 3 drinks of water after each of the first three rounds of a championship fight. After the fourth round he increases the number of drinks by 1. If he continues to increase his drinks by 1 after each round, how many drinks will he take between the 14th and 15th rounds?

A. 14 drinks B. 13 drinks C. 19 drinks D. 10 drinks

Mathematics

The graph of a quadratic function is given. Determine the function's equation.

A. f(x) = x2 - 6x + 9 B. h(x) = x2 - 3 C. g(x) = x2 + 6x + 9 D. j(x) = x2 + 3

Mathematics

Solve the problem.How many 7-letter codes can be formed using the letters A, B, C, D, E, F, G, H, and I. Repeated letters are allowed.

A. 181,440 B. 40,353,607 C. 36 D. 4,782,969

Mathematics

Find the domain of the function.f(x) = log10 

A. (-8, 7) B. (-?, -8) ? (7, ?) C. (7, ?) D. (-?, -8)

Mathematics