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Simplifying 4r + 2 = r + 8 Reorder the terms: 2 + 4r = r + 8 Reorder the terms: 2 + 4r = 8 + r Solving 2 + 4r = 8 + 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. 2 + 4r + -1r = 8 + r + -1r Combine like terms: 4r + -1r = 3r 2 + 3r = 8 + r + -1r Combine like terms: r + -1r = 0 2 + 3r = 8 + 0 2 + 3r = 8 Add '-2' to each side of the equation. 2 + -2 + 3r = 8 + -2 Combine like terms: 2 + -2 = 0 0 + 3r = 8 + -2 3r = 8 + -2 Combine like terms: 8 + -2 = 6 3r = 6 Divide each side by '3'. r = 2 Simplifying r = 2
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