Decide Whether or Not the Equations Are Equivalent $\begin{array} { l } 3 x - 1 = 7 \\- 3 x + 7 = - 1\end{array}$

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Q122: Solve the problem<br>-The sum of the

Q124: Solve the equation.<br>- <span class="ql-formula" data-value="|

Q125: Determine whether or not the equation

Q126: Find the product. Write the answer

Q127: Find the product. Write the answer

Q128: Find the product. Write the answer