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)
(5*x)/8 = 90 // - 90
(5*x)/8-90 = 0
5/8*x-90 = 0 // + 90
5/8*x = 90 // : 5/8
x = 90/5/8
x = 144
x = 144
| 9y-8=10y | | d/55+3.5=8 | | 7(x+3)=3(4-x) | | 0=16-b^2+6b | | (y)dx+(3x-xy+2)dy=0 | | 49-7(4+3)= | | 2.7=81/p | | 2x^2/3-11x^1/3-21=0 | | 4(74/9) | | x^2+5x-118=0 | | 14x-6=2y+5 | | 4x^2-x-84=0 | | 4/3×-2=14 | | 2x-4/x=6 | | 36x^5-8x^3=0 | | x-22x=-121 | | y=4cos(6x-8) | | 3(5x-12)=1-(20x+1) | | 3-2[7-(7y-8)]= | | 83/100=x/550 | | 46+m=23 | | y/2y-7 | | 81+x=59 | | 4x+5x+16=90 | | 21z+85z-26=0 | | 0.8(46+t)=4t+32 | | 6x+19=-19 | | 10m^2+7m-12=0 | | 12x+3x^2=36 | | 10x+6=6+10x | | 7(x+7)=98 | | y=-3(.25)+3 |