If it's not what You are looking for type in the equation solver your own equation and let us solve it.
z in (-oo:+oo)
(4*z)/7-8 = 12 // - 12
(4*z)/7-12-8 = 0
4/7*z-20 = 0 // + 20
4/7*z = 20 // : 4/7
z = 20/4/7
z = 35
z = 35
| 20x+12x=32 | | 4x+11=1x+5 | | (2y^2)-(2y)-(40)=0 | | (q-9)*3=30 | | 17+2x=31+5x | | -x^2-14x+2=0 | | 3(x-7)=138+3x | | 17+2x=312+5x | | 18+2n=4n | | 16-5x=-7x | | 6+j=14 | | t-(-9)=5 | | 3n+17=n+1 | | 7=5y-4x | | 18x^3-15x^2-9x= | | 16-5x=7x | | -4.8x+1.3=-2.7 | | 1-j=(-4) | | 16+4.5h=13+5.75h | | (7X-2)+(7X+5)= | | (3/5)x=2(x-1) | | -6d=18 | | q-(-9)=3 | | X=3(2w-1)-2(w-4) | | 2(x-4)=2(2x+5) | | 4=(-2)+u | | 12=-2(q+5) | | (-7)=1+s | | 0.0000019= | | 7/8÷3/5 | | 4x+7y=36 | | 4X+-7Y=36 |