-18
13 multiplied by 2 equals 26...
13 - 2 = 11
13(60 - w)
-13
13 x 13 =169
-1 -2 multiplied by another -2 equals 4 .4-5=-1
x = 13
They are 7 times 13 = 91
286 = 2*11*13
6 - (-9) = 15 15 + 2 = 17 17 - 4 = 13 is the answer.
2x+3y=13 3x-y=3 x=2
52 can be factorized as 1*52 or 2*26 or 4*13.