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Resolver la ecuaci贸n para $x$
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$9x-2x+4=0$
Learn how to solve equations problems step by step online. Solve the equation 9x-2x+4$=0$. Resolver la ecuaci贸n para x. Combining like terms 9x and -2x. We need to isolate the dependent variable , we can do that by simultaneously subtracting 4 from both sides of the equation. Canceling terms on both sides.