If it's not what You are looking for type in the equation solver your own equation and let us solve it.
w in (-oo:+oo)
30/21 = w/49 // - w/49
30/21-(w/49) = 0
10/7-1/49*w = 0 // - 10/7
-1/49*w = -10/7 // : -1/49
w = -10/7/(-1/49)
w = 70
w = 70
| g/27=1/3 | | 5d^7+2d^2=0 | | 7/2=c/12 | | 9p-15=-7+8p | | 2n^2+5=-38 | | 36/84=b/91 | | 2s-25=-26+s | | 4(x+7)-24= | | 21/28=s/4 | | 1/2r^2=3/2r^2-5/2r | | 21/28=s/6 | | 16t^2+96t-108=0 | | 8/y=2/6 | | 50/30=20/12 | | 30.84=3.14d/2 | | 5^4/5 | | 50/n=5/3 | | 2a-8b=13 | | v-5+v=7 | | 3(x-2)+x=2(x+1) | | x^2-22+85=0 | | (4x-28)/3=2x | | 50/n=20/12 | | 2x^2-22x+85=0 | | 3/2=b/8 | | 15/g=12/8 | | 4.5+1.5k=8-3k | | 0=9x-3x^2 | | Log=log^2 | | (25x-10)=(7y-4) | | Log^5*x+log^5*(x+1)=log^5*20 | | (2x+24)=142 |