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Simplifying -7(7x + -6) = -49x + -42 Reorder the terms: -7(-6 + 7x) = -49x + -42 (-6 * -7 + 7x * -7) = -49x + -42 (42 + -49x) = -49x + -42 Reorder the terms: 42 + -49x = -42 + -49x Add '49x' to each side of the equation. 42 + -49x + 49x = -42 + -49x + 49x Combine like terms: -49x + 49x = 0 42 + 0 = -42 + -49x + 49x 42 = -42 + -49x + 49x Combine like terms: -49x + 49x = 0 42 = -42 + 0 42 = -42 Solving 42 = -42 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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