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Simplifying X4 + -10x2 + 7 = -2 Reorder the terms: 7 + X4 + -10x2 = -2 Solving 7 + X4 + -10x2 = -2 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + X4 + -7 + -10x2 = -2 + -7 Reorder the terms: 7 + -7 + X4 + -10x2 = -2 + -7 Combine like terms: 7 + -7 = 0 0 + X4 + -10x2 = -2 + -7 X4 + -10x2 = -2 + -7 Combine like terms: -2 + -7 = -9 X4 + -10x2 = -9 Add '10x2' to each side of the equation. X4 + -10x2 + 10x2 = -9 + 10x2 Combine like terms: -10x2 + 10x2 = 0 X4 + 0 = -9 + 10x2 X4 = -9 + 10x2 Simplifying X4 = -9 + 10x2 Reorder the terms: 9 + X4 + -10x2 = -9 + 10x2 + 9 + -10x2 Reorder the terms: 9 + X4 + -10x2 = -9 + 9 + 10x2 + -10x2 Combine like terms: -9 + 9 = 0 9 + X4 + -10x2 = 0 + 10x2 + -10x2 9 + X4 + -10x2 = 10x2 + -10x2 Combine like terms: 10x2 + -10x2 = 0 9 + X4 + -10x2 = 0 Factor a trinomial. (X2 + -1x)(X2 + 10x) = 0Subproblem 1
Set the factor '(X2 + -1x)' equal to zero and attempt to solve: Simplifying X2 + -1x = 0 Solving X2 + -1x = 0 Move all terms containing X to the left, all other terms to the right. Add 'x' to each side of the equation. X2 + -1x + x = 0 + x Combine like terms: -1x + x = 0 X2 + 0 = 0 + x X2 = 0 + x Remove the zero: X2 = x Simplifying X2 = x The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.Subproblem 2
Set the factor '(X2 + 10x)' equal to zero and attempt to solve: Simplifying X2 + 10x = 0 Solving X2 + 10x = 0 Move all terms containing X to the left, all other terms to the right. Add '-10x' to each side of the equation. X2 + 10x + -10x = 0 + -10x Combine like terms: 10x + -10x = 0 X2 + 0 = 0 + -10x X2 = 0 + -10x Remove the zero: X2 = -10x Simplifying X2 = -10x The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
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