Write the sentence as an equation. Let the variable x represent the number.When 4 times a number is subtracted from 7 times the number, the result is 33.
A. 4x(7 - x) = 33
B. 4(x - 7) = 33x
C. 4x + 11x = 33
D. 7x - 4x = 33
Answer: D
Mathematics
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Solve using the substitution method. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.5x - 2y = -1 x + 4y = 35
A. (3, 8) B. (2, 8) C. (3, 9) D. (2, 9)
Mathematics
Provide an appropriate response.Consider the statement Sn: 4 + 9 + 14 + ... + (5n - 1) = 
.Write the statement Sk + 1.
A. 4 + 9 + 14 + ... + (5k + 4) = 
B. 4 + 9 + 14 + ... + 5k = 
C. 4 + 9 + 14 + ... + (5k + 4) = 
D. 4 + 9 + 14 + ... + (5k - 1) = 
Mathematics
Find A-1 if it exists.A = 
A. 
B. 
C. 
D. 
Mathematics
Write exponential notation.(-9) ? (-9) ? (-9) ? (-9) ? (-9) ? (-9)
A. -(9)6 B. (-9)6 C. 6(-9) D. -54
Mathematics