Question

Which value for d makes the expressions 3d−4 and 12d÷6 equivalent?


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Answer 1

Answer: 4

Step-by-step explanation: We can actually make the two equal each other like so:

3d-4=12d/6

Multiply both sides by 6:

18d-24=12d

Add 24 to both sides:

18d=12d+24

Subtract 12d from both sides:

6d=24

Divide by 6:

d=4

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