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Simplifying 142 = 2x + 4 Reorder the terms: 142 = 4 + 2x Solving 142 = 4 + 2x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2x' to each side of the equation. 142 + -2x = 4 + 2x + -2x Combine like terms: 2x + -2x = 0 142 + -2x = 4 + 0 142 + -2x = 4 Add '-142' to each side of the equation. 142 + -142 + -2x = 4 + -142 Combine like terms: 142 + -142 = 0 0 + -2x = 4 + -142 -2x = 4 + -142 Combine like terms: 4 + -142 = -138 -2x = -138 Divide each side by '-2'. x = 69 Simplifying x = 69
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