Question

6+6+6+6+6+6+6+6+6+6+6+6+6+7+7+7+7+7+7+7+77+7++7+7777+77
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Answer 1

Answer:

6×13+7×9+77×2+7777

8072

Answer 2

Step-by-step explanation:

78+49+14+154+7777=8072