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-(0.1*x))/3 = 45 // - 45
(x-(0.1*x))/3-45 = 0
(x-0.1*x)/3-45 = 0
(0.9*x)/3-45 = 0
(0.9*x)/3+(-45*3)/3 = 0
0.9*x-45*3 = 0
0.9*x-135 = 0
(0.9*x-135)/3 = 0
(0.9*x-135)/3 = 0 // * 3
0.9*x-135 = 0
0.9*x-135 = 0 // + 135
0.9*x = 135 // : 0.9
x = 135/0.9
x = 150
x = 150
| X+4-6+15x-3x=19x-7x+20-8 | | 13p+2p^2+20=0 | | F(x)=2x^4+7x^3-2x^2-19x-12 | | 8.3t-4.3=48 | | 8.3t-1.3t=48 | | -4+x=-10-5 | | -54-30.3974/32 | | 2-5(h+3)=-3 | | 9x+-3= | | 6x+18=-11 | | Q+18.3=20.14 | | k^2+8k-24=0 | | 48+(2x+12)=180 | | -3(x+3)+6=7(x+3)+4 | | (y^2-3)(4y^2-3y+8)= | | X(29190)(0.042)=2961 | | (6t-9)(6t+9)= | | 3.9+x=5.2 | | 92+y-25=180 | | 70=-7(-1-2a) | | 5x-2y=53 | | 70=-7(-1-2) | | 2x+3x+14=24 | | x/3-9=-4 | | 70=-7(-1-2z) | | X^2+3x-10=10-5x | | (5x+4)+(7x+2)=134 | | 0.5x^2+4x+9=0 | | x+51=92 | | (-5x^5)(x^8+x)= | | 48+(2x-12)=180 | | x^3-9x^2-9x-27=0 |