If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-243x=15
We move all terms to the left:
-243x-(15)=0
We move all terms containing x to the left, all other terms to the right
-243x=15
x=15/-243
x=-5/81
| 12=3/4x+10 | | 3(x+7)=3(x+7)=45 | | -6=-8(a+4)8a | | -2.38-(-5.9)=y | | 5x/9-11=-72 | | 8(q-87)=88 | | k-7=36 | | 4x+6x+2-3x-6=24 | | -2(3-x)=4x+4 | | -24p-8=4p | | 42x+75.50=37x+95.50 | | 4x+4+5x=13 | | 75+75+x+x=360 | | 7(8x+1)=287 | | -42-7y=49 | | -5(5+2n)-6=-8 | | -3/4=0.5b+6 | | 2/5=30/3x+9 | | 180x+46=180 | | -24-8=4p | | -12=3/4x+10 | | 9=-5b-21 | | (y+5)/(y)=(10)/(8) | | -q=-7q+6q | | p-24=4p+3p-12 | | 2(3w+1)-w=12 | | 12m-11m=17 | | 125+25x=50 | | 2x+x+7=4x-10 | | 39+90=x | | -14+3z=-42 | | 16=f-(-3) |