Define the variable expressions and simplify.John has 10 more dollars than Bill has. Victor has 5 less dollars than Bill has. Let x be the number of dollars Bill has. Give the number of dollars Victor has plus the number of dollars Bill has minus the number of dollars John has.
A. x - 5
B. x - 15
C. 2x + 15
D. 3x + 5
Answer: B
Mathematics
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A. 13 B. 3 C. -3 D. -13
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Determine whether A = B, A ? B, B ? A, A ? B, B ? A, or if none of these applies.A = {6, 7, 8}B = {x 
}
A. A ? B, B ? A, and A = B B. None of these C. A = B D. A ? B, B ? A, and A = B
Mathematics
List all the factors of the number.45
A. 1, 2, 3, 5, 9, 15, 30, 45 B. 1, 3, 5, 9, 15, 30, 45 C. 1, 3, 5, 9, 15, 45 D. 1, 3, 5, 15, 45
Mathematics
Solve the equation.9x = -45
A. -54 B. 1 C. 54 D. -5
Mathematics