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Simplifying -10 + 3r = 2r Solving -10 + 3r = 2r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-2r' to each side of the equation. -10 + 3r + -2r = 2r + -2r Combine like terms: 3r + -2r = 1r -10 + 1r = 2r + -2r Combine like terms: 2r + -2r = 0 -10 + 1r = 0 Add '10' to each side of the equation. -10 + 10 + 1r = 0 + 10 Combine like terms: -10 + 10 = 0 0 + 1r = 0 + 10 1r = 0 + 10 Combine like terms: 0 + 10 = 10 1r = 10 Divide each side by '1'. r = 10 Simplifying r = 10
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