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)*x+1/5 = -(7/5) // + 7/5
(2/5)*x+1/5+7/5 = 0
2/5*x+8/5 = 0 // - 8/5
2/5*x = -8/5 // : 2/5
x = -8/5/2/5
x = -4
x = -4
| -(5n+6)=2(3n+8) | | 3x^2-x+6=90 | | g-9=4g | | 3x^2-x-84=0 | | 2b-4=3b+9 | | C=5.75+.89(11.98) | | 2f+4=f+6 | | (2x-1)/9=-4x | | 78+r=-39 | | 2x-1/9=-4x | | 2q+4=-1q-11 | | (6x+6)/3 | | -1/5y=20 | | 36+4n=-7(5n+6) | | 15m+3/2 | | 12+5x=1+3x | | -3x-3y=33 | | 36+4n=-(5n+6) | | x^2-2.4x-10=0 | | 4+16=-4(2x-5) | | 2e+6=4e-10 | | (.08)x+x=2400 | | 8y+4=2(4x-3) | | r+6.5=10.9 | | X^5-10x^4-38x^3+68x^2-57x+18=0 | | -d+7/6=-1 | | x^2-18x+123=0 | | 0.2x-0.12=0.4x | | 4(5-a)-32=26a-6(2+5a) | | 6-c/3=11 | | -16x^2+16+1=0 | | (12x-6)/6 |