Answer:
2
Explanation:
9*20 + 9*2 would be the equvalent of 9*22
9 times 2
Because 22 times 9 is 198 and 20 times 9 is 180 and is you want 198 it will have to be 9 times 2 which is 18 and 180 plus 18 is 198 so yeah.
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