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Linear Equations in One Variable

SAT Math· difficulty 3/5

What is the sum of solutions to ∣2x−6∣=10|2x - 6| = 10?

  • A

    00

  • B

    66

    check_circle
  • C

    1010

  • D

    1616

Explanation

2x−6=10⇒x=82x - 6 = 10 \Rightarrow x = 8; 2x−6=−10⇒x=−22x - 6 = -10 \Rightarrow x = -2. Sum =6= 6.

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