If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12x-41+5x=90
We move all terms to the left:
12x-41+5x-(90)=0
We add all the numbers together, and all the variables
17x-131=0
We move all terms containing x to the left, all other terms to the right
17x=131
x=131/17
x=7+12/17
| 5-2v-3=18 | | 2w-2=-7(w+8) | | 5-10a=13 | | 5b+6+7=-12 | | 5.88=3p+0.75 | | 5x-30+2x+8=90 | | 5x-30=2x+8 | | 3(x+1)(x+1)=5(5x-3)(5x-3) | | 2(3b+-4)=8b+-11 | | X-5/7=x-9/11 | | 2(5y-4)=60 | | -2y+5.4=-2.1+.5y | | X-2/6=x-4/5 | | X-4/6=x+1/10 | | x/5=48/30. | | 25p^2+40p+16=12 | | Y²+5y+4=0 | | 3D+4=2d+3-0.5 | | 2.5y+6=4.5y−1 | | 4x-12=60° | | 2(3x-2)-5=6x-3 | | 17-c=5 | | (x-1)2=14 | | 10z=9z+9 | | 6-4(x-2)+8x=2(x+6) | | 4b−3.2=3(2b−4) | | x+(x+2)+(x+4)=-84 | | (7b+1)(2b+1)=0 | | y+6=-45 | | 105-5n+2n=66 | | 2(x+1)=-5x+5 | | 4n+6+-2=2n+6 |