Please help with 7!!!!!!
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Answer: X - 10 = How many books Carla has
Step-by-step explanation: Carla has 10 FEWER books than Dominic and we will represent Dominic with X we don't know what X is and no matter what the number is Carla always has 10 less so X(Dominic's books) - 10(How many fewer books) = How many books Carla has.