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Simplifying 7.9x + 4 = 6.9x Reorder the terms: 4 + 7.9x = 6.9x Solving 4 + 7.9x = 6.9x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6.9x' to each side of the equation. 4 + 7.9x + -6.9x = 6.9x + -6.9x Combine like terms: 7.9x + -6.9x = 1x 4 + 1x = 6.9x + -6.9x Combine like terms: 6.9x + -6.9x = 0.0 4 + 1x = 0.0 Add '-4' to each side of the equation. 4 + -4 + 1x = 0.0 + -4 Combine like terms: 4 + -4 = 0 0 + 1x = 0.0 + -4 1x = 0.0 + -4 Combine like terms: 0.0 + -4 = -4 1x = -4 Divide each side by '1'. x = -4 Simplifying x = -4
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