If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
2*x+7/21 = 6-((3/7)*x) // - 6-((3/7)*x)
2*x+(3/7)*x+7/21-6 = 0
17/7*x-17/3 = 0 // + 17/3
17/7*x = 17/3 // : 17/7
x = 17/3/17/7
x = 7/3
x = 7/3
| 800x=50896 | | x-5/3=4x+8/6 | | 8*3.14= | | f(x)=2x+x^2+3(4x) | | 16x^2/5x | | 3x-9=48 | | 5/2(-3+2)=3/4+6 | | 7x-18=94 | | x+20=-40 | | [7(n+5)-16]+[3(n-3)+4]= | | x+11=-10 | | (2)3+3y=6 | | 4x^3/(5x^3+5) | | 30+x=69 | | 1.6m=-70 | | 1.6m=-77 | | 4v-5=-1 | | x+17=-17 | | -14=6+v/4 | | 3/4a=6 | | 4u-8=16 | | x+32=-12 | | 4/(5y-25)+1=-8/(y-5) | | 22+x=-8 | | 4/(5y-25)+1 | | 4xy+x=10 | | xy=8 | | 0.85m=-24 | | (5+u)(3u-2)=0 | | 7x^2+11xy-6y^2= | | x^2-24xy+63y^2= | | x^2+24xy+63y^2= |