If it's not what You are looking for type in the equation solver your own equation and let us solve it.
y in (-oo:+oo)
(3/7)*y = 9 // - 9
(3/7)*y-9 = 0
3/7*y-9 = 0 // + 9
3/7*y = 9 // : 3/7
y = 9/3/7
y = 21
y = 21
| 6x+x-3=18 | | 6x+x-3= | | 4x^2-6x=18 | | (8+1/x)/(2-1/x) | | 2z-6z+7z=-5-7 | | 4y-8x=44 | | -9y=15 | | 6(8z-2)=-22+4z | | -4/5s=20/25 | | -5/8s=10/8 | | 11=5x-3 | | 6/7s=24 | | -p/8=6/5 | | 3x^3-11x^2=60x | | 6b+10=60 | | -x/8=-10/9 | | -2x-11=x | | 0=100*0 | | x-1/5+x-9/2=4 | | (7x+8h)= | | 8z=0 | | 17/7x=85 | | -2x-27=-5(x+9) | | 15-2x=6x+20 | | (9w+1/3)=(5w-5/6)+12 | | -9y-7+16=8+16 | | 17(x+3)=136 | | (9w+1/3)(5w-5/6)+12 | | 228=x^2+7x | | 34=-9a+6a | | (9w+1/3)(5w-5/6) | | 4.6q-3.4-5.7q=-0.1q-3.4 |