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15 June, 22:03

Which steps are needed to solve this equation?. b + 6 = 21 Subtract 6 from both sides of the equation. The answer is b = 15. Check the solution by substituting 15 for b. Subtract 6 from the left side and add 6 to the right side of the equation. The answer is b = 27. Check the solution by substituting 27 for b. Add 6 to both sides of the equation. The answer is b = 27. Check the solution by substituting 27 for b. Add 6 to the left side and subtract 6 from the right side of the equation. The answer is b = 15. Check the solution by substituting 15 for b.

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Answers (2)
  1. 15 June, 22:21
    0
    Subtract 6 from both sides of the equation. The answer is b = 15. Check the solution by substituting 15 for b

    Step-by-step explanation:

    b+6 = 21

    Subtract 6 from both sides

    b+6-6 = 21-6

    b = 15

    Check

    15+6 = 21

    21=21
  2. 15 June, 22:53
    0
    First one:

    Subtract 6 from both sides of the equation. The answer is b = 15. Check the solution by substituting 15 for b.

    Step-by-step explanation:

    b + 6 = 21

    b + 6 - 6 = 21 - 6

    b = 15
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Home » Mathematics » Which steps are needed to solve this equation?. b + 6 = 21 Subtract 6 from both sides of the equation. The answer is b = 15. Check the solution by substituting 15 for b. Subtract 6 from the left side and add 6 to the right side of the equation.
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