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Simplifying 2x + -21 = 5x + 75 Reorder the terms: -21 + 2x = 5x + 75 Reorder the terms: -21 + 2x = 75 + 5x Solving -21 + 2x = 75 + 5x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5x' to each side of the equation. -21 + 2x + -5x = 75 + 5x + -5x Combine like terms: 2x + -5x = -3x -21 + -3x = 75 + 5x + -5x Combine like terms: 5x + -5x = 0 -21 + -3x = 75 + 0 -21 + -3x = 75 Add '21' to each side of the equation. -21 + 21 + -3x = 75 + 21 Combine like terms: -21 + 21 = 0 0 + -3x = 75 + 21 -3x = 75 + 21 Combine like terms: 75 + 21 = 96 -3x = 96 Divide each side by '-3'. x = -32 Simplifying x = -32
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