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Q: 18 plus 23 equals 20 plus?

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18+18+18+19+23+23+24+24=167

-23

60.

(-18-23+20)/3= (-21)/3=-7

Negative 23 + 32 minus 18 = negative 9 {-23+32-18=-9)

63 + 20 - 60 = 23

5 + n = 23 n = 18 18 - 5 = 13 ■

15+20

Solve this system of equations. 5x+3y+z=-29 x-3y+2z=23 14x-2y+3z=-18 Write the solution as an ordered triple.

18 + 23 + 23 = 64

26 - 21 = 5 or 24 - 23 = 1

24 + 23 + 22 + 21 + 20 + 19 + 18 + 17 + 16 + 15 + 14 + 13 + 12 + 11 + 10 + 9 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1 = 300

It doesn't, it should equal 45 again. I am unsure how you got this second answer but it is wrong

3x + 5 = 6x + 23 -3x = 18 x = -6

Who is the idiot that told you that - everyone knows that 23 plus 60 equals 83 !

-4x+3 = 23+6x -4x-6x = 23-3 -10x = 20 x = -2

It equals 435

23 plus 7684235 equals 7684258.

12 + 23 + 45 + 67 + 16 + 18 + 45 = 226

22

23 + 4 = 27

29 + 23 = 52

74 + 23 = 97

It is: 157+23 = 180

42