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Simplifying 1 + -4.2r = -11.07 + -5.9r Solving 1 + -4.2r = -11.07 + -5.9r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '5.9r' to each side of the equation. 1 + -4.2r + 5.9r = -11.07 + -5.9r + 5.9r Combine like terms: -4.2r + 5.9r = 1.7r 1 + 1.7r = -11.07 + -5.9r + 5.9r Combine like terms: -5.9r + 5.9r = 0.0 1 + 1.7r = -11.07 + 0.0 1 + 1.7r = -11.07 Add '-1' to each side of the equation. 1 + -1 + 1.7r = -11.07 + -1 Combine like terms: 1 + -1 = 0 0 + 1.7r = -11.07 + -1 1.7r = -11.07 + -1 Combine like terms: -11.07 + -1 = -12.07 1.7r = -12.07 Divide each side by '1.7'. r = -7.1 Simplifying r = -7.1
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