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Simplifying 4r + 19 = 8r + 3 Reorder the terms: 19 + 4r = 8r + 3 Reorder the terms: 19 + 4r = 3 + 8r Solving 19 + 4r = 3 + 8r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-8r' to each side of the equation. 19 + 4r + -8r = 3 + 8r + -8r Combine like terms: 4r + -8r = -4r 19 + -4r = 3 + 8r + -8r Combine like terms: 8r + -8r = 0 19 + -4r = 3 + 0 19 + -4r = 3 Add '-19' to each side of the equation. 19 + -19 + -4r = 3 + -19 Combine like terms: 19 + -19 = 0 0 + -4r = 3 + -19 -4r = 3 + -19 Combine like terms: 3 + -19 = -16 -4r = -16 Divide each side by '-4'. r = 4 Simplifying r = 4
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