If it's not what You are looking for type in the equation solver your own equation and let us solve it.
1.5a=12
We move all terms to the left:
1.5a-(12)=0
We move all terms containing a to the left, all other terms to the right
1.5a=12
a=12/1.5
a=8
| 0.5=0.2888x+0.269 | | 160x+32x^2-192=0 | | 14y′+y′′+50y=0 | | 9y′+y′′+14y=0 | | 200=40-1y | | d/14.1-6.7=-18.2 | | |2r+3|=-3 | | 7w+14-3w=92+4w | | w/3.6=8.4 | | 7.8k=97.5 | | -23m=115 | | (5a)^5=3 | | 21r-6=4(7r-2) | | -40x+120=-155x+20 | | 3*0+6*y=1800 | | 64=4*6*2+2*2*h | | 8x+64=3x | | 19X+5y=-7 | | 07x=3.5 | | 12x21=44 | | −2y+1+6=4 | | |−2y+1|+6=4 | | ||−2y+1||+6=4 | | F(n)=9n-12 | | y+5y/2=180 | | (9x+9)-3x=6x+9 | | 6(5t−2)=−31(7−t) | | 10.2x8.5=86.7 | | 110x+x=110 | | 15/x=0.04 | | 2=(0.08)^x | | -(2x-6)-(6x-9)+4=-7(x-3)-(8x+5)+9 |