there are 63 boys in sixth grade. the number of girls in the sixth grade is 56. Shelby says that means the ratio of the number o
1 answer:
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Answer:
Option D is the correct option.
Step-by-step explanation:
When there is a ( + ) in front of an expression in parentheses , there is no need to change the sign.
That means, the expression remains the same.
Just remove the unnecessary parentheses
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Collect like terms and simplify
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Hope I helped!
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