If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-15=15b
We move all terms to the left:
-15-(15b)=0
We move all terms containing b to the left, all other terms to the right
-15b=15
b=15/-15
b=-1
| 4x+(x+2)=28 | | -30=2(-7+8k)-8(2+2k) | | -157+6x=52-5x | | 3=1+5n+7 | | 50=f(1) | | 20,5x=-1,85 | | -35+7x=2x+35 | | 10=f(5) | | 4x-(3x-(x+1)-6)= | | 3x-69=9x+39 | | 4x-(3x-(x+1)-6)=1 | | 12x+15=13x+7 | | 4+8(4a-5)=220 | | -153+6x=42-9x | | 2(3)^3+9a+8(3)-7=3 | | -7=4a-2+7 | | -10-7x=4x+17 | | 4x^2+9=16 | | 20/x=120 | | 3·(2x-5)=-3x | | -28-4x=-x+38 | | X+7=-1/4(x8-12) | | 6-8z+9z=z+6 | | -94-9x=26+x | | 4x+(x-2)=28 | | 20=-2x-8x | | x(x+36)=120 | | 2c+24=-2c-24 | | 0.002k+0.02=4.02 | | 3^(-2)x-36*3^-x+243=0 | | (7m+69)−6=8m+3−5m | | 0.4+0.02m=4.6 |