How can it be shown that a = 1 is equivalent to 3a = 9?

Can't be done

Step-by-step explanation:

3a = 9 divide both sides by 3

a = 3

that is not equivalent to a = 1

can't be done

They aren't equivalent; a = 3

Step-by-step explanation:

If a = 1, then the expression will show:

3(1) = 9

3 × 1 does not equal 9.

3 × 3 equals 9.

The expression and variable are not equivalent.

A must equal 3 to be equivalent as that's the only was to equal 9 from this expression.

step-by-step explanation:

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step-by-step explanation: