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28 June, 03:40

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. 28 June, 04:55
    0
    the answer is a
  2. 28 June, 06:07
    0
    Answer:b=15

    Step-by-step explanation:

    Let's solve your equation step-by-step.

    b+6=21

    Step 1: Subtract 6 from both sides.

    b+6-6 = 21-6

    b=15
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