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)
2.5-((1/4)*x) = 5*x-8 // - 5*x-8
2.5-((1/4)*x)-(5*x)+8 = 0
(-1/4)*x-5*x+2.5+8 = 0
10.5-21/4*x = 0 // - 10.5
-21/4*x = -10.5 // : -21/4
x = -10.5/(-21/4)
x = 2
x = 2
| 80x-98=175x+70 | | x^3-3x^2+x-72=0 | | 2x^8-10x^7+4x^6= | | 5x^4+19x^2+18=0 | | 60x-135=175x+35 | | 12x-1=10x+15 | | 7/3=h/18 | | 58=4x+2 | | 2x^4-4x^3+3x^2-6x=0 | | 3x^2-11x-3=0 | | 49.05=x+0.09x | | x-3(2-x)=-22 | | 22x+12-8+2=100 | | 25x^6+25x^4-4x^2-4=0 | | 22+24-2+4=100 | | 2y(y^2-x)dy=dx | | x+3(6-x)=-14 | | x^2-15x=324x-15x | | 8x+19=5-19 | | 2x^5+23x^3+56x=0 | | 3x+20=5x+5 | | 300000+x=180000 | | 2(3b+3)=5b+5 | | =((3.14).75)*((3.14).75) | | -10=8+n-34 | | 42x+0.2+21-2=100 | | 2(3b+3)=3 | | x^2-73x+320=0 | | x=30x-5x^2 | | 4v+7=10v+37 | | 3m+0.3m-0.3=3m+0.3*(4m-1) | | 2/3m+1/3(m-1)=-1/3m+1/3(4m-1) |