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Simplifying 0.4xk = 40 Solving 0.4kx = 40 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Divide each side by '0.4x'. k = 100x-1 Simplifying k = 100x-1
| 2(x-2)-2=10 | | -5f+9=-3f-9 | | 16=d-1212 | | 2v-5v=18 | | 22x+10+80=180 | | -3xk=-18 | | 78=-10x-32 | | 15-20x=16x+2 | | 7+10n+12=11n+1+7 | | .35+0.03x=.45+0.02x | | 6x-5x=7x+16 | | 4r=5r+6 | | 9x^4-9x^3-457x^2=-400 | | 9p=-1 | | 5x+5y+24= | | 4(z+3)-2z=6 | | 9x^4-9x^3-457x^2+400=0 | | 50=15-12x+30 | | 150m-125m+43650=45000-200m | | 2p+4.5=p | | -0.2x^2+0.7x+0.9=0 | | 7(z+2)-5z=20 | | -5(f-7)=3f-29 | | -9u-1=5-10u | | 5y-5=y | | 2-8n=8-7n | | 2y=x+y | | 1.4x=12.7 | | 8(z+3)-5z=30 | | 23=8-2e | | -[6x-(2x+2)]=-[4(2x-3)-2x] | | 93+(5x+2)=180 |