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Solved Examples
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B   Find the value of the expression 3x - [y - (- 7)], for x = 2 and y = - 4.   B View Solution
B   Ashley borrowed $7,300 from her uncle, to buy a car. She repaid him $6,000. How much does she still owe?   B View Solution
B   Use the subtraction rule to find the difference.
- 1912 - (- 6112)   B
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B   Evaluate the expression - 521 - (- 421) - 3.
   B
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B   Evaluate the expression 3516 - (- 116) - 516.   B View Solution
B   A bird is sitting on the top of a fence 5 ft above the ground. It flies to the top of a tree branch 10 ft above the ground. Find the change in elevation from the first point to the next.
   B
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B   A whale is 384 ft below sea level. Five minutes later it was at a depth of 44 ft below the sea level. Select the correct description of the movement.
   B
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B   What is the value of the expression,
- 60 - (- 110) - 45?
   B
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B   What is the value of the expression?
- 54 - (- 8)
   B
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B   Simplify:
690 - 30 - (- 50)   B
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B   What is the value of the expression?
- 10 - (- 10) + (- 10)   B
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B   An airplane was traveling from Houston to Albuquerque. After the plane reached a height of 2140 ft, it descended 268 ft. At what height was the plane after descending 268 ft?
   B
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B   What is the value of 40 - (- 8)?   B View Solution
B   Find the difference.
29 - (- 8)
   B
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B   The weather report of the cities of Detroit and New Orleans showed that the coldest temperature recorded for Detroit was - 4°C and that for New Orleans was - 6°C. What is the difference between the two temperatures?   B View Solution
B   Evaluate the expression - 743 - 420.
   B
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B   Simplify:
9 - (- 5) - (- 1)
   B
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B   The meteorological department reported that the lowest ever recorded temperature in Antarctic was - 76°C and on the moon the lowest recorded temperature was - 180°C. What is the difference between the two temperatures?   B View Solution
B   What is the value of 34 - (- 8)?   B View Solution
B   Find the value of the expression 6x - [y - (- 13)], for x = 5 and y = - 7.   B View Solution
B   Simplify:
810 - 30 - (- 65)   B
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B   What is the value of the expression?
- 9 - (- 9) + (- 9)   B
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B   An airplane was traveling from Miami to Nashville. After the plane reached a height of 2110 ft, it descended 267 ft. At what height was the plane after descending 267 ft?
   B
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B   What is the value of the expression, - 24 - 85 + (- 35)?
   B
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B   A bird is sitting on the top of a fence 2 ft above the ground. It flies to the top of a tree branch 7 ft above the ground. Find the change in elevation from the first point to the next.
   B
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B   A whale is 228 ft below sea level. Five minutes later it was at a depth of 147 ft below the sea level. Select the correct description of the movement.
   B
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B   What is the value of the expression,
- 40 - (- 70) - 25?
   B
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B   Use the subtraction rule to find the difference.
- 158 - (- 218)   B
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B   Evaluate the expression - 413 - (- 313) - 8.
   B
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B   Evaluate the expression 2310 - (- 110) - 310.   B View Solution
B   What does - m - 21 equal when m = - 9?   B View Solution
B   Evaluate - 4 - b when b = - 2.
   B
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B   Find the difference.
11 - (- 8)
   B
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B   The weather report of the cities of Dallas and Orlando showed that the coldest temperature recorded for Dallas was - 4°C and that for Orlando was - 9°C. What is the difference between the two temperatures?   B View Solution
B   Evaluate the expression - 508 - 385.
   B
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B   Simplify:
3 - (- 2) - (- 3)
   B
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B   What does 15 - 5 - 35 equal?   B View Solution
B   Find the terms of - 19 - 4x.   B View Solution
B   Find the terms of 7x - 8.   B View Solution
B   Find the terms of - 9y + 22.
   B
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B   Which of the following is not a term of the expression - 15x - 6y + 7?
   B
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B   What is the value of the expression?
- 62 - (- 2)
   B
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