If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7e=31
We move all terms to the left:
7e-(31)=0
We move all terms containing e to the left, all other terms to the right
7e=31
e=31/7
e=4+3/7
| 5x+(-33)=42 | | 4(4x-5)=2(8x+6) | | 4x-6(3-x)=4 | | 4y-7÷3=10 | | H-6=3y-1 | | 54/x+63/(x+6)=3 | | 6(t+3)-11=5 | | x²–32x+252=0, | | 8(9x-6)+x=244 | | 4(4x-7)+x=91 | | 7a=3a+24 | | b=3=2b-1 | | 5x+3x=21 | | 1.04*10^-10=4x³ | | 6(x+6)-5=36-4x-5+10x | | 5x3-2x2+3x-2=0 | | -3(2x+5)=29 | | X^2+12^2=(x+4) | | (5x-1)/3=5(2x+1) | | 3/p-2=13 | | 2x=480 | | 9+5w/2=2w-4 | | 2.1x-70=-18 | | x+x+1/2x=24 | | 6x-1=44 | | 3x-40+4x+15+8x-10=180 | | 8x+5(4/3)x=22 | | 8x+5(4/3x=22 | | 5x-7=x/3=x | | 8x+5(4x/3)=22 | | 2^(4x-5)=3*2^(3x-7) | | d=(3.14)C |