Question

Suppose the equation 28 = x•4 in the Example is written in the form 4x = 28.

Is 7 still a solution? Explain.

Answer 1

Divide each term in

4

x

=

28

by

4

.

4

x

4

=

28

4

Cancel the common factor of

4

.

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x

=

28

4

Divide

28

by

4

.

x

=

7

Explanation:

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