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Linear Equations in One Variable

SAT Math· difficulty 3/5

If 0.25(x−8)=0.5x−70.25(x - 8) = 0.5x - 7, what is the value of xx?

  • A

    20

    check_circle
  • B

    5

  • C

    203\frac{20}{3}

  • D

    −20-20

Explanation

0.25x−2=0.5x−70.25x - 2 = 0.5x - 7, so 5=0.25x5 = 0.25x and x=20x = 20.

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