If it's not what You are looking for type in the equation solver your own equation and let us solve it.
11k-6k+5=40
We move all terms to the left:
11k-6k+5-(40)=0
We add all the numbers together, and all the variables
5k-35=0
We move all terms containing k to the left, all other terms to the right
5k=35
k=35/5
k=7
| x²+x*8=308 | | 5u^-6=13u | | 3×5+7=x | | 5x-25+3x-5=90 | | 4/(x+5)=3/2x | | 3x5+7=x | | 2w-7=-w+2 | | 7c+14=44 | | x+20+2x+3x-25=180 | | 7x+10=19−2x | | 4c-10=4c+-10 | | 4x^2+20x-4=0 | | 2w+17=55 | | u+46+5u-22+3u+33=180 | | (1/3)x=0 | | 18m+2=60 | | (x*x)+(x*8)=308 | | 5s(4)=40 | | 4x+2x+30=90 | | 4z-18+2z-6+4z=180 | | 4x+7+2x+53=90 | | 4x+286=6 | | 4z-18+2z-6+42=180 | | 7x+13=43−3x | | 2w+w=21 | | 4s-14+6s-14+55=180 | | 12-6x=2(5x2) | | h/9=19 | | 3x+5−6x=10+2x−10 | | 4y=16y | | M+9m=-8m-2 | | x+8+3x=26+6x |