Question 162290
Use the information given to write an equation so you can solve it.
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Let x be the number. Then you can write the following equation. This is really the key to the whole problem.
{{{7x+2x=63}}}
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Now, just solve the equation for x and you are done.
{{{9x=63}}}
{{{highlight(x=7)}}}
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Good Luck,
tutor_paul@yahoo.com