If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d in (-oo:+oo)
(4/5)*d-((1/5)*d) = 7/10 // - 7/10
(4/5)*d-((1/5)*d)-(7/10) = 0
(4/5)*d+(-1/5)*d-7/10 = 0
3/5*d-7/10 = 0 // + 7/10
3/5*d = 7/10 // : 3/5
d = 7/10/3/5
d = 7/6
d = 7/6
| 7(x+1)=5x+1/2 | | x+2.7=6.0 | | .6*600+.2x=.3(600+x) | | x(x+3)2x=23 | | -139-10x=9x+15 | | -7.6-(-10.1)= | | 11x-4x=2x-7 | | 4log(x-4)=-2log(x+1) | | 90-(2x-4)= | | -1+8(6x-25)=3x | | 4(y-1)=8y+16 | | -3+15=16x-2-15x | | 5x+21=15x+79 | | 15x+23(2030-x)=38906 | | 130(1-5/6+e^-0.1q) | | -1=-7+3x | | 9y-8=7y+6 | | 9x-2x-12-10= | | 9p^2-5=-10p | | 9x-2x-2x-10= | | 2.1=7.8+y | | (5(2x-3))/3=(5(2x+1))/4 | | 2.7x=24.3 | | 4a^2=16-6a | | 1/5x+6=31 | | 110-3x=24x+23 | | 3-12=z/-7 | | 12*20-140=n | | 63=2x+3(-5x-18) | | 3x^2+36x=-96 | | 14+9x=204-44x | | 3/2y=16/(y+2) |