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7 November, 17:45

What is the solution to this equation?

2 (5 х + 8) = 6 х + 20

А. x = - 1

в. х = 1

с. x = 9

D. х = - 9

+5
Answers (1)
  1. 7 November, 20:55
    0
    B

    Step-by-step explanation:

    Given

    2 (5x + 8) = 6x + 20 ← distribute parenthesis on left side

    10x + 16 = 6x + 20 (subtract 6x from both sides)

    4x + 16 = 20 (subtract 16 from both sides)

    4x = 4 (divide both sides by 4)

    x = 1 → B
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