yes it is
you can use a calculator, right?
13.
No.
23plus 24 equals 50 minus 3
273 13+8 = 21 and 13*21 = 273
4 plus 6 plus 3 equals?Add 4 and 6 and get 10, then add 3 and 10 and get 13. Therefore, the answer to 4+6+3 is 13.
24
3+4+6 easily equals 13. There is a few ways to do it. 3+4 equals seven. Then add 6 and you get 13. 3+6 equals nine. Then add 4 and you get 13. 4+6 equals ten. Then add 3 and you get 13.
The answer is 27 (6x4=24, 24+3=27)
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.
(3, 3)
-10 + -3
x=-24