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Simplifying -19 + 8r = 8(r + -3) + 7 Reorder the terms: -19 + 8r = 8(-3 + r) + 7 -19 + 8r = (-3 * 8 + r * 8) + 7 -19 + 8r = (-24 + 8r) + 7 Reorder the terms: -19 + 8r = -24 + 7 + 8r Combine like terms: -24 + 7 = -17 -19 + 8r = -17 + 8r Add '-8r' to each side of the equation. -19 + 8r + -8r = -17 + 8r + -8r Combine like terms: 8r + -8r = 0 -19 + 0 = -17 + 8r + -8r -19 = -17 + 8r + -8r Combine like terms: 8r + -8r = 0 -19 = -17 + 0 -19 = -17 Solving -19 = -17 Couldn't find a variable to solve for. This equation is invalid, the left and right sides are not equal, therefore there is no solution.
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