Provide an appropriate response.Is 9 a solution of 3 ? x - 7 = 20?
A. Yes, 9 is the solution.
B. No, 9 is not the solution.
Answer: A
Mathematics
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Find the requested composition of functions.Given f(x) = -3x + 6 and g(x) = 2x + 5, find (g ? f)(x).
A. 6x + 17 B. -6x + 17 C. -6x + 21 D. -6x - 7
Mathematics
Solve. Round to the nearest tenth.A rectangular plot of land is 64 meters by 81 meters. Find the length of the diagonal.
A. 101.6 m B. 145 m C. 103.2 m D. 49.6 m
Mathematics
Solve.Write the area of the following rectangle as an algebraic expression and then simplify.7x4 - 3 
A. A = 3x7 - 7x3 B. A = 7x7 - 3x3 C. A = 7x4 - 3x3 D. A = 7x3 - 3x7
Mathematics
Solve the radical equation. Check all proposed solutions.
= x
A. x = - 5 B. x = -3, 10 C. no solution D. x = 10
Mathematics