1.

Find out which operation must be done on both sides of these equations in order to solve them:1. x + 9 = 11 2. x – 4 = 9 3. 8x = 244. \(\cfrac{x}{6}\) = 3

Answer»

1. Subtract 9 from both sides. 

2. Add 4 to both sides. 

3. Divide both sides by 8. 

4. Multiply both sides by 6.



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