Question

2x6-2+3-1-1-1+5

Answer 1

2 x 6 - 2 + 3 - 1 - 1 - 1 + 5 = 15

Answer 2

2 x 6 - 2 + 3 - 1 - 1 - 1 + 5

= 12 - 2 + 3 - 1 - 1 - 1 + 5

= 10 + 3 - 1 - 1 - 1 + 5

= 13 - 1 - 1 - 1 + 5

= 12 - 1 - 1+ 5

= 11 - 1 + 5

= 10 + 5

= 15

Answer 3

2 x 6 - 2 + 3 - 1 - 1 - 1 + 5

= 12 - 2 + 3 - (1 + 1 + 1) + 5

= 10 + 3 - 3 + 5

= 10 + 5

= 15

Answer 4

2 x 6 - 2 + 3 - 1 - 1 - 1 + 5

= 2 x 6 - ( 2 + 3 + 5 ) - ( 1 - 1 - 1 )

= 12 - 10 - 0

= 2

Answer 5

dap so la 15

Answer 6

dap so la 15

Answer 7

dap so la 15

Answer 8

Chết! Mk sai rùi, Nhưng không sao. I'm so sorry. Please forgive me!

Answer 9

2x6-2+3-1-1-1+5

= 12 - 2 + 3 - 1 - 1 - 1 + 5

= 10 + 3 - 1 - 1 - 1 + 5

= 13 - 1 - 1 - 1 + 5

= 12- 1 - 1 + 5

= 11 - 1 + 5

= 10 + 5

= 15

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