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Simplifying 2r + 4 = 30r + 8 Reorder the terms: 4 + 2r = 30r + 8 Reorder the terms: 4 + 2r = 8 + 30r Solving 4 + 2r = 8 + 30r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-30r' to each side of the equation. 4 + 2r + -30r = 8 + 30r + -30r Combine like terms: 2r + -30r = -28r 4 + -28r = 8 + 30r + -30r Combine like terms: 30r + -30r = 0 4 + -28r = 8 + 0 4 + -28r = 8 Add '-4' to each side of the equation. 4 + -4 + -28r = 8 + -4 Combine like terms: 4 + -4 = 0 0 + -28r = 8 + -4 -28r = 8 + -4 Combine like terms: 8 + -4 = 4 -28r = 4 Divide each side by '-28'. r = -0.1428571429 Simplifying r = -0.1428571429
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