If it's not what You are looking for type in the equation solver your own equation and let us solve it.
36+4a=12
We move all terms to the left:
36+4a-(12)=0
We add all the numbers together, and all the variables
4a+24=0
We move all terms containing a to the left, all other terms to the right
4a=-24
a=-24/4
a=-6
| X+7+2x=6 | | h+31=71 | | 2/x=0.03 | | -0.5x(x-2.4)=6 | | 1/3(2c+9)=2/3(c+9/2 | | 5x-x-11=21-6x | | 6x-14=22-3x | | x+8=− | | -5(4x-4)-4=-28 | | 40=u+20 | | 0.25-0.50r=-75r | | k+40=59 | | 180=(5+10x)+(5x-5) | | −6y+4+11y=−16 | | 0.5c+1.4=2.1 | | 0.6x=-x+1 | | 5+9x=12x-10 | | 2x-5(x-4=-2+3x-14 | | (5)=-x+4 | | 1.60x=1 | | 1/2*6t-4=3t-2 | | 15=z/9 | | x^-1=x^2-1 | | (10)=-x-5 | | X^2+8x+9=25 | | 4x+11+9=x | | 15g+15=6(2g+4) | | 5a-16=a+12 | | (5x-9)+(2x+5)+x=180 | | 0.5m=-4.5 | | (5x+9)+(2x+5)+x=180 | | 5x=x^-1 |