If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-k=85
We move all terms to the left:
-k-(85)=0
We add all the numbers together, and all the variables
-1k-85=0
We move all terms containing k to the left, all other terms to the right
-k=85
k=85/-1
k=-85
| 6x-9(x-5)=4(x+8) | | 19-2z=11 | | 13x+57=87 | | 14x+6=-6x-14 | | 5(x+15)=85 | | 10x-9x+25=8-4+8x | | 13-8m=-4m-7 | | 4x-7x=-6(1+3x)-3(x+4) | | 9p=4p−10 | | 6x-4x+20=100 | | 228x=46 | | 3x+12-4=32 | | 9/10g=3/2 | | -10-3z=-2z-9 | | 10(2x+2)-1x=2(8x-8) | | 110=16x+4-(3x+11) | | -1-4(5n-5)=-35+2n | | 7x-4+7x=11+3x+3+8x | | 5x=7(x+6) | | 8y×6=6×8y | | 1/4x-3/4=1/6 | | 0.13x=1 | | 5/7.5=2/w | | 5(x-4)=2(x | | 5(2x+6)=3x+30 | | 4m-4m+3m-5m=20 | | 6-(-1+7z)=3(-z-3) | | 25u-2=21u | | 0a=5 | | -126=-6(1+5p) | | 11-2x=-5+4(x-8) | | 1.4+2/5y=3/15y-0.8 |