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Anonymous
5+5=10
10-7=3
the answer is 3
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Let 'x' represent "the number": 2x - 7 = -147 Solving: 2x = -140 x = -70
Given a number N, you would have: 2*N - 5
twice a number can be 2x and six less than it is 2x-6.
2n-10