Determine whether the statement is true or false.|-13 - 1| = 13 - 1

A. True
B. False


Answer: B

Mathematics

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Evaluate the sum.

A. 20 B. 30 C. 50 D. 55

Mathematics

Solve.For lunch, you have an 8-ounce (oz) serving of skim milk, 1/2 cup of broccoli, and 2 cups of salmon salad. Based on the following table, how much more calcium do you need to reach the recommended 65 milligrams (mg)?

A. 28 mg B. 7 mg C. 10 mg D. 8 mg

Mathematics

Add. Combine like terms, and write the answer in descending order.(3a2 - 5a + 1) + (9a - 6)

A. 3a2 + 14a + 5 B. 3a2 + 8a + 7 C. 3a2 + 4a - 5 D. 7a2 - 5

Mathematics

Solve the system of equations.  x + y + z = -5  x - y + 3z = -115x + y + z = -21

A. (-4, 1, -2) B. (-2, 1, -4) C. (-2, -4, 1) D. (1, -4, -2)

Mathematics