If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(3*700)/2-(3*20)-60+50 = 0
2100/2-(3*20)-60+50 = 0
50-(3*20)-60+1050 = 0
50-60-60+1050 = 0
50-60+990 = 0
50+930 = 0
980 = 0
L <> R
| 1/2(2x)=1/2(12) | | 3(x-9)+x=4(x-8)+5 | | 9h-16-16h+8= | | 38=19n | | e-f=h | | 7t-15=-15+c | | k/4=25/k | | 7x+5-8x+7=0 | | 2(n+20)=110 | | 30=x+16 | | 6/7x-8=7 | | -37=7w+5(w+7) | | x-(-18)=31 | | x-4/4=-3 | | 4d=-12 | | d/-3+5=25 | | 16=n | | 2/w-y=z | | 5x=3x+32 | | 2(x/2)=2(15) | | -4=n+(-5) | | 0.2(12-3c)=-2.4 | | 12-(2a-6)= | | 2e+10=6d-10 | | 6/7x-9=7 | | 10b-3b-7=7 | | 6g/f=h | | 109-32=77 | | 7(x+2)=56 | | 525.00+5x=1500 | | -2(b+2)-5(2b-3)=3 | | 1/5(5n)=1/5(80) |