karenshalumova30 karenshalumova30

13-12-2016
Mathematics

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Uthara has 6x-7 pairs of shoes while China has 2x+3 pairs of shoes. How many more pairs of shoes does Uthara have than China?

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MostlyMathematics MostlyMathematics

13-12-2016

This is a binomial subtraction problem.

It can be written as:

(6x-7)-(2x+3)

Binomial subtraction problems require one to phrase the problem as addition by flipping the signs.

(6x-7)+(-2x-3)

Now we can simplify:

6x-7-2x-3
4x-7-3
4x-10

So the answer is 4x-10 more pairs of shoes than China.

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