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)
(4/5)*x+4.8 = 13.2-((1/4)*x) // - 13.2-((1/4)*x)
(4/5)*x+(1/4)*x-13.2+4.8 = 0
21/20*x-8.4 = 0 // + 8.4
21/20*x = 8.4 // : 21/20
x = 8.4/21/20
x = 8
x = 8
| 6x-2-4=-8 | | 4.60x=24 | | 36=27-2w | | 5.2x=20.8 | | -3.2+2x=12.8 | | 14n^2+53n+14=0 | | 15+x=90 | | 5x+2-1=-22 | | w-3.6=6.5 | | 43n-26=8 | | -6+5x=59 | | -4-3y=-1 | | 7w-6=2 | | 27-3n=0 | | 5n^2+6n=0 | | x/5+3=63 | | 2/3(60y-18)=1/2(8-16y) | | 48-3n=12 | | -5=1-3n-3n | | 7x-3=3x+37 | | 16x+8=36 | | 3(4)+4y=24 | | 3x-6=2x-22 | | 2(2x+x)=3(3+(x-4)) | | 22+2x=80 | | -3(2b+1)+(7b-1)=0 | | 7m^2-44m+12=0 | | 39=7n+3 | | 2x-9=9x-72 | | x+23=40 | | -14t^2+80t+20=0 | | 9+3a-4=3a+20-15 |