Which of the following is not an equivalent expression to -12 - 7x? -7x + 12 -7x - 12 -7x + (-12) -12 + (-7x)

asked Jun 25, 2019 206k views

4 votes

Which of the following is not an equivalent expression to -12 - 7x?

-7x + 12
-7x - 12
-7x + (-12)
-12 + (-7x)

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6 votes

-7x + 12 is not an equiv. expression because one of the - signs in the original expression has been changed to +.

Yogesh Khatri answered Jun 30, 2019

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