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9-51.
  1. Solve the following equations. Round your answers to three decimal places.
    Be sure to check your answers. Homework Help ✎

    1. 7 = 4.2x

    2. 3x5 = 126

    3. 14 = 2 · 4x – 10

Take the log of both sides of the equation.

Isolate the x term on one side of the equation.

x ≈ 2.112

"Undo" the operations furthest away from x before the operations closer to it.