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Simplifying 42x2 + -71x + 25 = 0 Reorder the terms: 25 + -71x + 42x2 = 0 Solving 25 + -71x + 42x2 = 0 Solving for variable 'x'. Factor a trinomial. (1 + -2x)(25 + -21x) = 0Subproblem 1
Set the factor '(1 + -2x)' equal to zero and attempt to solve: Simplifying 1 + -2x = 0 Solving 1 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2x = 0 + -1 -2x = 0 + -1 Combine like terms: 0 + -1 = -1 -2x = -1 Divide each side by '-2'. x = 0.5 Simplifying x = 0.5Subproblem 2
Set the factor '(25 + -21x)' equal to zero and attempt to solve: Simplifying 25 + -21x = 0 Solving 25 + -21x = 0 Move all terms containing x to the left, all other terms to the right. Add '-25' to each side of the equation. 25 + -25 + -21x = 0 + -25 Combine like terms: 25 + -25 = 0 0 + -21x = 0 + -25 -21x = 0 + -25 Combine like terms: 0 + -25 = -25 -21x = -25 Divide each side by '-21'. x = 1.19047619 Simplifying x = 1.19047619Solution
x = {0.5, 1.19047619}
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