1 + 3 = 4
5
4
3 * 3 + 1 = 10
6-7+(-3) = -1 +(-3) = -1 -3 = -4
1/5
4 x 3 + 1 = 13
It is an equation and the value of x is 1
If you mean: 7+2b = 1 then the value of b is -3
5+3^2-1 = 13 (5+3)^2-1=63
x= -1
1 over 3 plus 1 over 12 equals 5 over 12
5X-3 - X-1 + X + 6 The answerdepends on value of X