SOLUTION: how do you slove this problem ?
2x^2-x=12-x
Algebra.Com
Question 553059: how do you slove this problem ?
2x^2-x=12-x
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation.
Get every term to the left side.
Combine like terms.
Notice that the quadratic is in the form of where , , and
Let's use the quadratic formula to solve for "x":
Start with the quadratic formula
Plug in , , and
Square to get .
Multiply to get
Rewrite as
Add to to get
Multiply and to get .
Simplify the square root (note: If you need help with simplifying square roots, check out this solver)
Break up the fraction.
Reduce.
or Break up the expression.
So the solutions are or
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