If it's not what You are looking for type in the equation solver your own equation and let us solve it.
b/(-4)=7
We move all terms to the left:
b/(-4)-(7)=0
We multiply all the terms by the denominator
b-7*(-4)=0
We add all the numbers together, and all the variables
b+28=0
We move all terms containing b to the left, all other terms to the right
b=-28
| -5-5n=-35 | | 6x–4=–28 | | 5p+7=1+p | | 9x+15x=25x | | 5x=4x^@ | | p-3.7=1.2 | | 8.8=3.4-x | | .8x+x=134 | | 4(3n+4)=5n+2 | | m-54.30=72.30 | | (n+6)2=10n | | 1/4x-8=2x+4 | | -13=-10+k/3 | | 93-y=224 | | 40=40-0.8x | | 2x^2-84=12 | | 2x-4=25-6x | | 3x^2-35=28 | | 11x-21=10 | | (14+x)2=60 | | 4(4x+3)+(8x)=180 | | 4+a=17 | | 7x-21=10-4x | | 73+-3x=32 | | |7x-6|=16 | | m-6(m+10)=11 | | 5x+4(x+7)=82 | | 5(4n-4)-1=-1 | | -2b+7=21 | | -14k=-98 | | 73+3x=32 | | -x-3(-2/3x-4)=18 |