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Simplifying 7(6x + -7) + 1 = 42x Reorder the terms: 7(-7 + 6x) + 1 = 42x (-7 * 7 + 6x * 7) + 1 = 42x (-49 + 42x) + 1 = 42x Reorder the terms: -49 + 1 + 42x = 42x Combine like terms: -49 + 1 = -48 -48 + 42x = 42x Add '-42x' to each side of the equation. -48 + 42x + -42x = 42x + -42x Combine like terms: 42x + -42x = 0 -48 + 0 = 42x + -42x -48 = 42x + -42x Combine like terms: 42x + -42x = 0 -48 = 0 Solving -48 = 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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