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Jill got the expression 7x + 1 and then wrote her answer as 1x + 7. Is her expression an equivalent expression? How do you know?

Jill got the expression 7x + 1 and then wrote her answer as 1x + 7. Is her expression an equivalent expression? How do you know?
asked 28.2k views
4 votes
Jill got the expression 7x + 1 and then wrote her answer as 1x + 7. Is her expression an equivalent expression? How do you know?

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User Chris J Harris
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8.2k points

1 Answer

4 votes
the expression is not equivalent because when you test x with any number besides 8 you get two different answers
answered
User Hatunike
by
9.0k points
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