Marie solved the expression 7(× - 5) + 7
11(× - 5) + 11
Her solution is show below.


7(× - 5) + 7 7(× - 5) + 7 7+ 7 14 7
= = = --- = ---
11(× - 5)+11 11(× - 5) + 11 11 + 11 22 11



Do you think Marie's solution is correct? Why or why not?​