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)
-2 = (4/5)*z // - (4/5)*z
-((4/5)*z)-2 = 0
(-4/5)*z-2 = 0
-4/5*z-2 = 0 // + 2
-4/5*z = 2 // : -4/5
z = 2/(-4/5)
z = -5/2
z = -5/2
| -6+22=7(y-8) | | y=8x+35 | | 15x^2-18x+1=0 | | X^2=192-4x | | 8a^2+13ab+5b^2=0 | | -8(v+3)=2v-4 | | 5a=5(8a-[5a+(3a-3)])+4 | | -6=.2x-3 | | y=.2(-20)-3 | | 5.3x-17=38 | | y=1/5(-20)-3 | | X^2+6x=41 | | (a+b)x^2+(a+b)11x+24(a+b)=0 | | 12x-7=8x+9 | | 5u-39=7(u-7) | | 37=-5 | | -3j-7j=-12 | | 0=4x^2-4x+3 | | (x+1)(x+2)+(x+1)+(x+3)=0 | | 47x=306 | | 0.02p+0.04(1800-p)=80 | | 10n^2+300x+2000=0 | | -3x+12x+6=7x+30 | | x^2+22x+42=8x+2 | | x-3(1)=7 | | 2n-7+7n=3+2n+4 | | x^2+5x+14=8 | | 1.5d+3.35=1+2.25d | | 2(4x-7)=5(-2x+9)-5 | | (3p^2-2p+3)-(p^2-7p+7)= | | -5p-(2p-9)=-2p-5 | | -2y+2=-7y+17 |