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Simplifying 21 = x5 Solving 21 = x5 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1x5' to each side of the equation. 21 + -1x5 = x5 + -1x5 Combine like terms: x5 + -1x5 = 0 21 + -1x5 = 0 Add '-21' to each side of the equation. 21 + -21 + -1x5 = 0 + -21 Combine like terms: 21 + -21 = 0 0 + -1x5 = 0 + -21 -1x5 = 0 + -21 Combine like terms: 0 + -21 = -21 -1x5 = -21 Divide each side by '-1'. x5 = 21 Simplifying x5 = 21 Reorder the terms: -21 + x5 = 21 + -21 Combine like terms: 21 + -21 = 0 -21 + x5 = 0 The solution to this equation could not be determined.
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