If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6(a-12)=18
We move all terms to the left:
6(a-12)-(18)=0
We multiply parentheses
6a-72-18=0
We add all the numbers together, and all the variables
6a-90=0
We move all terms containing a to the left, all other terms to the right
6a=90
a=90/6
a=15
| X-21=2x-37 | | -x+4+3x=-8+2x+4 | | X+31=2x-25 | | 3=3-6r-2r | | X+14=2x-51 | | 3t-7=8-2t | | X+14=2x51 | | 8/4.5=y-2/y/2 | | 9(3x-1)=9 | | 2(x+12)+12=98 | | 48-4X=8-10x | | 3(3x-8)=7-18x | | 6=5x=18=x | | 4x-5=11-47 | | x-0.5=-3.5 | | 3(4s+8)=180 | | (4x-7/6)+7=2x/8-(2x-5/3) | | X^2+4x=-3x-12 | | 15+10×4=x | | (4x-7)/6+7=2x/8-(2x-5)/3 | | 5x(5)=50 | | -4x2+7x-4=0 | | 4x+163=11x-12 | | 2x²-3=15 | | (4x-2)+6x=180 | | 7(2x+3)=9-(2x-4) | | 2x+16+4x-4=180 | | 7-3x=8x+25 | | 4x-5+285=360 | | 18-x=-3 | | x-7/2x=5+20 | | x^2-8x+12=0,25x+2 |