Q: 1 2 X plus 13 equals 9?

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no if 1 plus 1 equals 2 then 2 plus 2 equals 4.

273 13+8 = 21 and 13*21 = 273

yes! 11+2=13 12+1=13

If 5x plus 3y equals 13, the x equals 2 and y equals 1. This is because 5x2=10 and 3x1=3, and 10+3=13.

(2, 7)

In that it doesn't. 11 + 2 = 13.

1 plus 1 equals one fact

1 plus 1 equals 1 (in Boolean logic) 1 plus 1 equals 10 (in base 2)

13.

This appears to be a number trick or joke. The answer is that 1 hour, plus 1 minute, plus 59 minutes, will equal 2 hours.

2048

1 plus 19 equals 20 2 plus 18 equals 20 3 plus 17 equals 20 4 plus 16 equals 20 5 plus 15 equals 20 6 plus 14 equals 20 7 plus 13 equals 20 8 plus 12 equals 20 9 plus 11 equals 20 10 plus 10 equals 20 1 times 20 equals 20 2 times 10 equals 20 4 times 5 equals 20

13=m+2m=11

basically you asked what -28+21 which equals -7

No it equals 2

5 plus 25 equals 60. Need to solve for 5 plus 25 equals ?: 2 plus 10 equals 24 is equivalent to 2 × (1 plus 5) equals 2 × (12); and 3 plus 15 equals 36 is equivalent to 3 ×(1 plus 5) equals 3 × (12); thus 5 plus 25 equals ? is equivalent to 5 × (1 plus 5) equals 5 × (12); thus ? = 5 × 12 = 60.

Subtracted answer first, then added one after.5 + 2 = 37(5 + 2 = 7) and (5 - 2 = 3)3 and 76 + 5 = 111(6 + 5 = 11) and (6 - 5 = 1)11 and 18 + 2 = 610(8 + 2 = 10) and (8 - 2 = 6)6 and 102 + 1 = 13(2 + 1 = 3) and (2 - 1 = 1)1 and 37 + 9 = ?(7 + 9 = 16) and (7 - 9 = -2)-2 and 167 + 9 = -216i agree with your methods but wouldent it be 216 not -216?

2 plus 2 equals 4plus1 equals 5minus 1 equals 4divided by 2 equals 2plus 8 equals 1010 minus 6 equals 4so it all equals to +_____29so its 29 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

3x+1+2x-2 = 64 3x+2x = 64-1+2 5x = 65 x = 13

It equals 6

2

1 + 2 + 3 = 6

No it equals 2 10 plus 1 equals 11

(2/5) + (1/4) = 8/20 + 5/20 = 13/20

x= -2,-5 y= -1, 4