If it's not what You are looking for type in the equation solver your own equation and let us solve it.
10x-40=90
We move all terms to the left:
10x-40-(90)=0
We add all the numbers together, and all the variables
10x-130=0
We move all terms containing x to the left, all other terms to the right
10x=130
x=130/10
x=13
| x/52-73=36 | | 9z+41=68 | | 189=56-v | | 76-y=241 | | -91=10j+9 | | 2^2x+4=20 | | 11r+28=-49 | | 2(w–3)–2w=7 | | 0.93x-0.904=0.2864 | | 3x+40+5x+20=180 | | 6x-2=3x× | | -10+b=9 | | 10x-39+76x-3+98-7=54x-39+6-9+69 | | -5d=40=5d | | 41+a/109=22.3+21.5 | | 5(2x−8)=9 | | p-5=37 | | 212x-5216=9310+2646 | | 21x-8-18x+4=17x-4-14x+14 | | 3r-10=-2+2r | | 8+w=22 | | -18.15+0.4j=19.7+18.31+12.1j | | 11x+12x=184 | | w/27+327=431 | | 2(4x+20)=3(x+25) | | 7x+16-9x=20-17x+15x-4 | | .75=3x+.25 | | 3g-6+2g+4=11-8g | | -10s-10=10-8s | | 6z+10=-10+3z+2 | | 2X=8x-4 | | 7x=16-9x=20-17x+15x-4 |