AnswersPre-Algebra - MA3119 A Distance LearningAdding Integers

Subtracting Integers Answers

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Gemma, a scuba diver, begins a dive on the side of a boat 4 feet above sea level. She descends 28 feet. Which integer represents Gemma’s position with respect to sea level?

A
–32
B
–24
C
24
D
32
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Michael is using a number line to evaluate the expression –8 – 3. After locating –8 on the number line, which step could Michael complete to evaluate the expression?

Question illustration
A
Michael could rewrite the expression as and move 3 spaces to the right.
Option A
B
Michael could rewrite the expression as and move 3 spaces to the right.
Option B
C
Michael could rewrite the expression as and move 3 spaces to the left.
Option C
D
Michael could rewrite the expression as and move 3 spaces to the left.
Option D
3

What is the value of x in the equation below?

Question illustration
A
–13
B
–9
C
3
D
7

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