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Set up an equation and solve for the unknown number. “The sum of 4 and a number is equal to twice that same number”

Set up an equation and solve for the unknown number. “The sum of 4 and a number is equal to twice that same number”
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4 votes
Set up an equation and solve for the unknown number.

“The sum of 4 and a number is equal to twice that same number”

User EdibleEnergy
by
7.9k points

1 Answer

3 votes
Let x be the unknown number.

4+x=2x
4=2x-x
x=4
User Byron Gavras
by
8.0k points
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