42
2x - 13x + 42 = x +ax + b a + b = 2(x - 6.5x + 21) = 34 = a + b
3n + 4n = 42 7n = 42 n = 42/7 n = 6
4m + 9 + 5m - 5 = 42 9m + 4 = 42 9m = 38 m = 38/9
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!
105.
42 + 42 = 84
42 and 42
It is: 38+4 = 42
28 + 42 = 70
15x26=390
7662
22
42
63 plus 47 plus 42 plus 21 is equal to 173.
42
17