If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-2k+5k=-9
We move all terms to the left:
-2k+5k-(-9)=0
We add all the numbers together, and all the variables
3k+9=0
We move all terms containing k to the left, all other terms to the right
3k=-9
k=-9/3
k=-3
| X^2-5x+6=P(x) | | (5x+2)=(10x+4) | | -3a-a=4 | | x+3=82 | | c-1=-1 | | -3p-p=-4 | | 5v-4v=0 | | 6c-4=32 | | F(t)=212-6•140 | | 2(8b-4)=40 | | Xx18=35 | | 18-3x+2=x+12 | | a-4+a=2 | | 6=k+2.5 | | r-1+5r=-1 | | d/20=6 | | 1.7=m/10 | | 0.4(x+0.7)-0.6x=4.2 | | -4x-1+3x=-3 | | 1/2(7x-6)=6x—10 | | -p+5-4p=-10 | | 2x+1/7=-2x-1/3 | | 4x-4-5x=-6 | | 0=16t^2+26 | | 12x+28=`160 | | 60p+80=2480 | | 3x+7=x+9|x2x+7=9|-72x=16|/2x=8F | | 24=m/2 | | q–3=9 | | (m-29)/13=25 | | s+5=18 | | 26000=40l+2000 |