Margaret C.

asked • 11/28/17

Algebra problem

one number is 3 more than another number.  the sum of these numbers are 23.  find the number.

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Arthur D. answered • 11/28/17

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x and x+3 are the numbers
x+x+3=23
2x+3=23
2x=23-3
2x=20
x=20/2
x=10 and x+3=13
10 and 13 are the numbers
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Margaret C.

Thank you so much.  Easy when you break it down!!!
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11/28/17

Arthur D.

tutor
You are very welcome, Margaret. Yes, it is easy when you choose a variable to represent the unknown, translate the words into algebraic expressions, and set up an equation.
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11/28/17

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