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Q: What is 2 plus 2 plus 2 plus 2-1?

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7 + 21 + 2 + 86 + 4 = 120

(21)3 -(19)3 (21)2+(19)2+(399)

No, 21- (5 plus 2) does NOT equal 23.

5 + 2 + 3 + 7 + (21/7) = 20

C+ (-2)= 21= 21+2= 23+ (-2)= 21 23+ (-2)= 21 is the same as 23- 2= 21

21

It is: 12+7+2 = 21

2 + 12 + 7 = 21

that is 7,864 hit the quan!

2q + 21.

21.

19 + 2 = 21

It equals 70

sqrt(4) + 21 = 2 + 21 = 23

2/7 +2/3 = 6/21 + 14/21 = 20/21

1 + 2 + 3 + 4 + 6 + 7 + 12 + 14 + 21 + 28 + 42 = 140

(25 +21) * 2 = 92 25 + (21 * 2) = 67

26 - 21 = 5 or 24 - 23 = 1

It is: 4x -34x^2 -21 simplified

7 + 5 + 4 ÷ 2 + 7 = 21

Twenty-three.

21, sigh.

(10+9)+(1−1)+(2−2)+(3−1)+(4−4) = 21This is the same equation rewritten: (10+9)+(3−1) = 21This can be done as 1-1, 2-2, 4-4 cancel themselves out.

96

2/3 + 2/7 = 14/21 + 6/21 = 20/21