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)
X/7.7-20 = -0.75 // + 0.75
X/7.7-20+0.75 = 0
0.12987013*X-19.25 = 0 // + 19.25
0.12987013*X = 19.25 // : 0.12987013
X = 19.25/0.12987013
X = 148.22499985
X = 148.22499985
| 3c-c+1=5c+2+3 | | x+50+x+25=115 | | 3x+x+1=8x-4x+1 | | 27+5x+12=40 | | 1.43x(-19/37 | | 3x-4y+-14=3 | | 8/9x63/8 | | 1.43x(19/37) | | 15+4x=6+5x | | -2y-4=x | | 14-9y=13 | | (2)p+n=168 | | -5y=10x+45 | | 2+3x-9=20 | | 3m+5=7m-11 | | 8x-5=-14 | | 2+3z-9=20 | | (7-x)(1-x)-8=0 | | 5(2n-4)=-2m+16 | | 600x-0.59=400x+0.53 | | 7-x+43=90 | | 9-1/2X=13 | | 7/8-3/4x1/4 | | 3(4y+6)-y=5 | | -2y-4=x+4 | | 3(2x+1)=8x+1-2x+2 | | 5-2x/3=3 | | 7-4j=3j+35 | | 6=3(-d+4) | | 2.4x-50=1.2x+4 | | 5x-60=x+40 | | X+7=x-13 |