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Simplifying -7 + -3r = 5 + -6r Solving -7 + -3r = 5 + -6r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '6r' to each side of the equation. -7 + -3r + 6r = 5 + -6r + 6r Combine like terms: -3r + 6r = 3r -7 + 3r = 5 + -6r + 6r Combine like terms: -6r + 6r = 0 -7 + 3r = 5 + 0 -7 + 3r = 5 Add '7' to each side of the equation. -7 + 7 + 3r = 5 + 7 Combine like terms: -7 + 7 = 0 0 + 3r = 5 + 7 3r = 5 + 7 Combine like terms: 5 + 7 = 12 3r = 12 Divide each side by '3'. r = 4 Simplifying r = 4
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