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Simplifying 2.2r + -1.2 = -2.2r + -5.6 Reorder the terms: -1.2 + 2.2r = -2.2r + -5.6 Reorder the terms: -1.2 + 2.2r = -5.6 + -2.2r Solving -1.2 + 2.2r = -5.6 + -2.2r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '2.2r' to each side of the equation. -1.2 + 2.2r + 2.2r = -5.6 + -2.2r + 2.2r Combine like terms: 2.2r + 2.2r = 4.4r -1.2 + 4.4r = -5.6 + -2.2r + 2.2r Combine like terms: -2.2r + 2.2r = 0.0 -1.2 + 4.4r = -5.6 + 0.0 -1.2 + 4.4r = -5.6 Add '1.2' to each side of the equation. -1.2 + 1.2 + 4.4r = -5.6 + 1.2 Combine like terms: -1.2 + 1.2 = 0.0 0.0 + 4.4r = -5.6 + 1.2 4.4r = -5.6 + 1.2 Combine like terms: -5.6 + 1.2 = -4.4 4.4r = -4.4 Divide each side by '4.4'. r = -1 Simplifying r = -1
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