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Simplifying (4 + -22) + -1(2 + -4) = 0 Combine like terms: 4 + -22 = -18 (-18) + -1(2 + -4) = 0 -18 + -1(2 + -4) = 0 Combine like terms: 2 + -4 = -2 -18 + -1(-2) = 0 Multiply -1 * -2 -18 + 2 = 0 Combine like terms: -18 + 2 = -16 -16 = 0 Solving -16 = 0 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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