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Simplifying 30x8 + -7x4 + -49 = 0 Reorder the terms: -49 + -7x4 + 30x8 = 0 Solving -49 + -7x4 + 30x8 = 0 Solving for variable 'x'. Factor a trinomial. (-7 + -6x4)(7 + -5x4) = 0Subproblem 1
Set the factor '(-7 + -6x4)' equal to zero and attempt to solve: Simplifying -7 + -6x4 = 0 Solving -7 + -6x4 = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -6x4 = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -6x4 = 0 + 7 -6x4 = 0 + 7 Combine like terms: 0 + 7 = 7 -6x4 = 7 Divide each side by '-6'. x4 = -1.166666667 Simplifying x4 = -1.166666667 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 '(7 + -5x4)' equal to zero and attempt to solve: Simplifying 7 + -5x4 = 0 Solving 7 + -5x4 = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -5x4 = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -5x4 = 0 + -7 -5x4 = 0 + -7 Combine like terms: 0 + -7 = -7 -5x4 = -7 Divide each side by '-5'. x4 = 1.4 Simplifying x4 = 1.4 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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