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Simplifying 56x7 + 21x4 + 9X3 = 0 Reorder the terms: 9X3 + 21x4 + 56x7 = 0 Solving 9X3 + 21x4 + 56x7 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-21x4' to each side of the equation. 9X3 + 21x4 + -21x4 + 56x7 = 0 + -21x4 Combine like terms: 21x4 + -21x4 = 0 9X3 + 0 + 56x7 = 0 + -21x4 9X3 + 56x7 = 0 + -21x4 Remove the zero: 9X3 + 56x7 = -21x4 Add '-56x7' to each side of the equation. 9X3 + 56x7 + -56x7 = -21x4 + -56x7 Combine like terms: 56x7 + -56x7 = 0 9X3 + 0 = -21x4 + -56x7 9X3 = -21x4 + -56x7 Divide each side by '9'. X3 = -2.333333333x4 + -6.222222222x7 Simplifying X3 = -2.333333333x4 + -6.222222222x7 Reorder the terms: X3 + 2.333333333x4 + 6.222222222x7 = -2.333333333x4 + 2.333333333x4 + -6.222222222x7 + 6.222222222x7 Combine like terms: -2.333333333x4 + 2.333333333x4 = 0.000000000 X3 + 2.333333333x4 + 6.222222222x7 = 0.000000000 + -6.222222222x7 + 6.222222222x7 X3 + 2.333333333x4 + 6.222222222x7 = -6.222222222x7 + 6.222222222x7 Combine like terms: -6.222222222x7 + 6.222222222x7 = 0.000000000 X3 + 2.333333333x4 + 6.222222222x7 = 0.000000000 The solution to this equation could not be determined.
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