Solve for x
x=10
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5x-1=4x+9
Variable x cannot be equal to \frac{1}{5} since division by zero is not defined. Multiply both sides of the equation by 5x-1.
5x-1-4x=9
Subtract 4x from both sides.
x-1=9
Combine 5x and -4x to get x.
x=9+1
Add 1 to both sides.
x=10
Add 9 and 1 to get 10.
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