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Simplifying 3r + -28 = -34 + 4r Reorder the terms: -28 + 3r = -34 + 4r Solving -28 + 3r = -34 + 4r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-4r' to each side of the equation. -28 + 3r + -4r = -34 + 4r + -4r Combine like terms: 3r + -4r = -1r -28 + -1r = -34 + 4r + -4r Combine like terms: 4r + -4r = 0 -28 + -1r = -34 + 0 -28 + -1r = -34 Add '28' to each side of the equation. -28 + 28 + -1r = -34 + 28 Combine like terms: -28 + 28 = 0 0 + -1r = -34 + 28 -1r = -34 + 28 Combine like terms: -34 + 28 = -6 -1r = -6 Divide each side by '-1'. r = 6 Simplifying r = 6
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