If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4s+13=45
We move all terms to the left:
4s+13-(45)=0
We add all the numbers together, and all the variables
4s-32=0
We move all terms containing s to the left, all other terms to the right
4s=32
s=32/4
s=8
| 11-6÷x=-11 | | 3x 4=18 6x= | | -4x4=32 | | 3x^2+8x=6x+13x2+8x=6x+1 | | 3x/2+2=6 | | 6x+4=-4x | | y–9=22 | | x4−4x2+11=0 | | 20x–180=50x | | (h-2)(2h+18)=0 | | 3y+2y-25=180 | | 6x/x=-8 | | 5x÷2=2 | | (10x+5)(-x-2)=0 | | 105+(x+83)=180 | | 280=60*x | | 8+7=43+2x | | 4w2-12w=0 | | I=100x+50(650-x) | | 2(6-4x)-7=-3(4-2x)-11 | | -9x-(2(-4x+7)+3=0 | | 2(3+4x)=8x+6 | | 49=7x8 | | 90x²=70x²+200 | | 90x²+10=70x²+210 | | 45x=35x+100 | | 2x+9=31-9x | | 3-2/x=-1 | | 48/z=-8;z | | a/(-5)=25;a | | 3n–n=10 | | (179/9)=(4.4)^n |