Simplify.6 ? 7 - 3 ? 9
A. 15
B. 351
C. 1134
D. 216
Answer: A
Mathematics
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Identify the opposite of the number. -9
A. -9
B. -
C. 9
D. 0
Mathematics
Write the sentence as an equation or inequality. Use x to represent any unknown number.One subtracted from ten is equal to three squared.
A. 10 - 1 = 32 B. 1 - 10 = 32 C. 1 - 10 = 2 ? 3 D. 10 - 1 = 2 ? 3
Mathematics
Solve the system of equations. x + y + z = -12 x - y + 5z = -143x + y + z = -20
A. {(-3, -4, -5)} B. ? C. {(-4, -5, -3)} D. {(-3, -5, -4)}
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics