9+3=180 7+6=170 5+7=148 6+6=?
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18
9+3=12 7+6=13 5+7=12 6+6=12
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1
Answer:
Step-by-step explanation:
2(81+9)=180
2(49+36)=170
2(25+49)=148
2(36+36)=144
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