5/9
13 13+16=29
29
x-29 = 13+2x x-2x = 13+29 -x = 42 x = -42
x=29
-55
58
6 x 7 = 4242 - 13 = 29Check:13 + 29 = 42
5
46 + 29 = 75
-6 plus 2f plus 3f equals 29 -6 + 2f + 3f = 29 -6 + 5f = 29 5f = 35 f = 7
273 13+8 = 21 and 13*21 = 273
Oh, dude, it's like basic math, right? So, if you're trying to figure out what plus 13 equals 42, you just subtract 13 from 42 and you get... wait for it... 29! Boom, math wizard over here!