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Simplifying 30r + 5 * 1.4 = r Multiply 5 * 1.4 30r + 7 = r Reorder the terms: 7 + 30r = r Solving 7 + 30r = r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-1r' to each side of the equation. 7 + 30r + -1r = r + -1r Combine like terms: 30r + -1r = 29r 7 + 29r = r + -1r Combine like terms: r + -1r = 0 7 + 29r = 0 Add '-7' to each side of the equation. 7 + -7 + 29r = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 29r = 0 + -7 29r = 0 + -7 Combine like terms: 0 + -7 = -7 29r = -7 Divide each side by '29'. r = -0.2413793103 Simplifying r = -0.2413793103
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