If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(0.4b)=2
We move all terms to the left:
(0.4b)-(2)=0
We add all the numbers together, and all the variables
(+0.4b)-2=0
We get rid of parentheses
0.4b-2=0
We move all terms containing b to the left, all other terms to the right
0.4b=2
b=2/0.4
b=5
| -90+4x-12x=118 | | 0=8x2+10x-6 | | ||2x-3|+7|-6=19 | | 2|y+3|−14=0 | | 3u=-1+4u | | 13x-147-7x=51 | | 11t-3=6 | | -10-d=4d | | -y/5=-2/5 | | .02*x=137.89 | | -10x+12x-45=23 | | x+3/7=2x+4/7 | | X+2/x+3+2=6/7 | | -35+6x+x=84 | | -4s+8=s-8+3s | | 1/6z=-4.5 | | 2*(x+1)=8 | | -6x-57+12x=129 | | -1=6+x/4 | | 2e=e+6 | | -x-95-8x=76 | | 3x^2-33x-9=0 | | -72-2x+6x=40 | | 2x+3=1-x-7 | | 7x+3*(2-x)=7-(1+2x) | | 3(x+2)+5(x+2)=72 | | 4x-132+2x=72 | | 4=2x^2-7x | | 8u+3=6u+13 | | (X^2-25)(x^2-64)=0 | | -8-3c=-c | | -4y+4=2(4y+8) |