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21 February, 22:48

4x+8=2x+7+2x-20

Solve the equation and show your work. Tell whether it has one solution, an infinite number of

solutions, or no solutions, and identify each equation as an identity, a contradiction, or neither.

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Answers (1)
  1. 22 February, 00:34
    0
    No solution

    Step-by-step explanation:

    Combine like terms on the two sides of this equation: 4x + 8 = 4x - 13.

    Subtracting 4x and 8 from both sides, we get 0 = - 21. This is never true. This means that the equation has no solution.
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