SOLUTION: A number X is five more than two times X minus three? How do I write this and solve this?
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Question 455225: A number X is five more than two times X minus three? How do I write this and solve this?
Answer by mathmartian(7) (Show Source): You can put this solution on YOUR website!
First, let's write this as an algebraic equation.
x is five more than two times x minus three
is =
more +
times x
minus -
x=5+2x-3
Now we can solve this equation for x
Add like terms, x=2x+2
Isolate the x by subtracting 2x from both sides -x=2
Divide both sides by -1, x=-2
The answer is x=-2!!
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