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Simplifying -4(r + 5) = -61 Reorder the terms: -4(5 + r) = -61 (5 * -4 + r * -4) = -61 (-20 + -4r) = -61 Solving -20 + -4r = -61 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + -4r = -61 + 20 Combine like terms: -20 + 20 = 0 0 + -4r = -61 + 20 -4r = -61 + 20 Combine like terms: -61 + 20 = -41 -4r = -41 Divide each side by '-4'. r = 10.25 Simplifying r = 10.25
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