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Simplifying 8 + 7x = 50 + x Solving 8 + 7x = 50 + x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1x' to each side of the equation. 8 + 7x + -1x = 50 + x + -1x Combine like terms: 7x + -1x = 6x 8 + 6x = 50 + x + -1x Combine like terms: x + -1x = 0 8 + 6x = 50 + 0 8 + 6x = 50 Add '-8' to each side of the equation. 8 + -8 + 6x = 50 + -8 Combine like terms: 8 + -8 = 0 0 + 6x = 50 + -8 6x = 50 + -8 Combine like terms: 50 + -8 = 42 6x = 42 Divide each side by '6'. x = 7 Simplifying x = 7
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