If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-3+k/15=3
We move all terms to the left:
-3+k/15-(3)=0
We add all the numbers together, and all the variables
k/15-6=0
We multiply all the terms by the denominator
k-6*15=0
We add all the numbers together, and all the variables
k-90=0
We move all terms containing k to the left, all other terms to the right
k=90
| Y=-5/7x+-2/3 | | 0.3t-0.75=-5/6t+5/3 | | 47=4x+3x+5 | | d-2/4=-6 | | 4x-325+5x-92=8x-113 | | x/3+23=13 | | -105/7+2=u | | 3x-1+3x=3x-5 | | 0.34x+0.28x=4.5 | | 1/5n+5=10 | | b+5/4=8 | | -4x-6(5x-6)=104 | | 2a+4=9.6 | | A-b=-4 | | s+12=0 | | 5x=-2×+14 | | 32+8x-6=10x+6 | | 66=9g-6 | | c-20/2=4 | | 81=10g-9 | | 73.5=9m-3 | | 13+8n=8(n+1) | | 4192=6p-8 | | -2x-23=13x22 | | 2.50+3h=16 | | 3/4x+7=1/2x-3 | | |3m-9|=4m-5 | | 7j+4=53 | | 10z-6=64 | | 4m^2-4m-8=0 | | -43+5x=11x+47 | | 3(2x+2)=2(3x+27 |