If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+x-45=109
We move all terms to the left:
x+x-45-(109)=0
We add all the numbers together, and all the variables
2x-154=0
We move all terms containing x to the left, all other terms to the right
2x=154
x=154/2
x=77
| 8x+4=8x=4 | | 2x/15-x-6/12-3x/20=5/2 | | -1=-6+5x | | x/6.5=1.70 | | 10+-3(m+-2)=8 | | (8w)+(w+49)=360 | | (8w)+(8w)+(w+49)+(w+49)=180 | | (4w)+(4w)+(w+24)+(w+24)=360 | | 92=-10.68+20.32x | | x/2.10=8.5 | | (8w)+(8w)+(w+49)+(w+49)=360 | | 3x+29=9x-7 | | x-2.7=6.65 | | 63=6.50p+17/50 | | 9y+-4(y+5)=40 | | 6(x+3)=2(x-7) | | (2y+6)-4=-20 | | r-16.9=-5.8 | | 174+10x=102+6x | | 5-12x-8=-12 | | 3(5t-2)=-15t-6 | | 6(n+-5)+-11n=0 | | 15x-35=55 | | 9=d-4 | | 8(x-4)+15=8x-16 | | 3/4x1/2=14 | | -6c+6c=-7 | | 2(x-8)+2=2x-14 | | -6x+11=7-1-x | | -6x+11=7 | | -1/5+1/5p=2+14/5 | | 6(y-3)+2y=26 |