Opposites Make Zero Quick Check
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Question
Which expression shows x and its opposite are 0?(1 point)
Responses
x+(−1x)=0
x plus left parenthesis negative Start Fraction 1 over x End Fraction right parenthesis equals 0
x+(1x)=0
x plus left parenthesis Start Fraction 1 over x End Fraction right parenthesis equals 0
x+(−x)=0
x plus left parenthesis negative x right parenthesis equals 0
x+x=0
None of the given expressions show that x and its opposite are 0.
Yes, I am sure. None of the given expressions show that x and its opposite are 0.
I apologize for any confusion. If those are the only answer choices given, then the correct expression would be x + (-x) = 0. This equation shows that when you add x with its opposite, which is -x, you get 0.
The expression that correctly shows the sum of opposite numbers is (−25)+(25)=0.
The situation that describes opposite quantities that when combined would equal 0 is: A family rides their bikes four miles due north from home. Then, they ride their bikes four miles due south. The family would be 0 miles from home after completing this journey.
The correct answer is:
A family rides their bikes four miles due north from home. Then, they ride their bikes four miles due south. How far is the family from home?
The family would be 0 miles from home after completing this journey.
The situation that describes opposite quantities that when combined would equal 0 is:
A deposit of $20 to a bank and a fee charged of $20.
In this situation, the $20 deposit and the $20 fee would cancel each other out, resulting in a total of $0.
The situation that describes opposite quantities that when combined would equal 0 is:
Eileen moves seven spaces forward, then she moves seven spaces back in a game.
In this situation, the seven spaces forward and the seven spaces back would cancel each other out, resulting in no net movement, or a total of 0 spaces.