Subtract the real numbers. Write any improper fraction as a whole or mixed number where appropriate.-10.1 - 11.5

A. 1.4
B. 21.6
C. -1.4
D. -21.6


Answer: D

Mathematics

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Solve. Try factoring first. If factoring is not possible or is difficult, use the quadratic formula.2x2 - 18x + 40 = 0

A. 2, 4, 5 B. -4, -5 C. 4, 5 D. 0, 4, 5

Mathematics

Solve. Jennifer is building some shelves and requires 12 pieces of wood that are each 3 feet long. What is the total length of wood that Jennifer needs?

A. 38 feet
B. 216 feet
C. 15 feet
D. 36 feet

Mathematics

Provide an appropriate response. Solve for x: 24 + x = 3x + 48

A. -12 B. 6 C. 12 D. -6

Mathematics

Write the reciprocal of the number.

A. 15
B. -15
C. -1
D.

Mathematics