Simplify the expression using the order of operations.0 ÷ 8 + 7 ? 4
A. 28
B. 36
C. 60
D. undefined
Answer: A
Mathematics
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Solve the system algebraically.y = 5x + 35y = 3x + 19
A. no solution B. (8, -5) C. (5, 8) D. (-8, -5)
Mathematics
Simplify using order of operations.
A. 8 B. 10 C. 4 D. -8
Mathematics
Write the sentence as an equation. Use x to represent "a number."Twice the difference of 9 and a number yields -2.
A. 2(9 - x) = -2 B. 2x - 9 = -2 C. 9 - 2x = -2 D. 2(x - 9) = -2
Mathematics
Let P = 
, X = 
, and T = 
, where all the elements are real numbers. Use these matrices to determine whether the statement is true or false for 2 × 2 matrices.k(X + T) = kX + kT, for any real number k.
A. True B. False
Mathematics