If it's not what You are looking for type in the equation solver your own equation and let us solve it.
28-4b=12
We move all terms to the left:
28-4b-(12)=0
We add all the numbers together, and all the variables
-4b+16=0
We move all terms containing b to the left, all other terms to the right
-4b=-16
b=-16/-4
b=+4
| 1.5x^2-7x-460=0 | | 2(2g-8)=14 | | 1.5x^2-7x-480=0 | | 9x+5=90-8x | | 8z+4=3{z-1}+7 | | 3c+15=c+7c= | | 4y+6=-5 | | 10a+24=8a16 | | 8(-3x+1)=-23(×+1) | | 5x+5•X+1=35 | | 3+2x=-x/3-5/3 | | 2-(2x+6)=0 | | F(y+2)=-2y-3 | | 1/22c+4=-4 | | 0.5×2c+4=-4 | | x=26/99= | | 2n–13=9 | | 2y+13=73 | | 6x+12=0/3 | | 3=11–4n | | 6+12=b/3 | | -7x+5=8x+15 | | -18=-8c=6 | | 3z-4=31 | | 5(2x+3)-2=3x+5(x+1) | | 5(2x+3)-2=3x+5 | | 8x+3=−33+2x | | 4(3n+9)=16(2n+1) | | -10=20=+x | | 7(6-2n)=5(-3n+1) | | 7/r+-42=3/r-10 | | B²-7b=0 |