Rachel has a bag of marbles. She added 6 marbles to the bag but then took out 8 marbles. The bag now has 14 marbles. How many marbles did Rachel have at the start? 12 marbles 16 marbles 22 marbles 28 marbles 22.

The equation formed is
x+6-8=14
As it is given that 6 marbles are add and took out 8 marbles.
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