Write the following statements as a mathematical expression using parentheses and brackets, and then evaluate.Divide 360 by 12. Subtract from this quotient the sum of 4 and 3.
A. 360 ÷ [12 - (4 + 3)] = 72
B. (4 + 3) - (360 ÷ 12) = -23
C. (360 ÷ 12) - 4 + 3 = 29
D. 360 ÷ 12 - (4 + 3) = 23
Answer: D
Mathematics
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A. A, B, and C B. A and B only C. C only D. none of these
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Write the phrase as a variable expression. Use x to represent "a number."9 decreased by 4 times a number
A. 9 - 4x B. 4x - 9 C. 4 - 9x D. 9x - 4
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Clear fractions then solve by substitution.
x + 
y = -5 x - y = 2
A. {(-5, -5)} B. {(4, -5)} C. ? D. {(-4, -6)}
Mathematics
Use the graph to determine whether the data represent direct variation, inverse variation, or neither.
A. Direct B. Inverse C. Neither
Mathematics