If it's not what You are looking for type in the equation solver your own equation and let us solve it.
89a=234
We move all terms to the left:
89a-(234)=0
We move all terms containing a to the left, all other terms to the right
89a=234
a=234/89
a=2+56/89
| 3x+1=x+23 | | 5-2/3x=-2/3x | | 4(1+8x)+×=4+7x | | 10x+-16=6x-8 | | 8y-21=15y+3 | | |3x-6|=18 | | 62+x+44=180 | | 6.5y-19=2.5(y-4)P | | 1-p-4=-4 | | 15=13x+5 | | -2=3x-2x+1 | | -78=-5(5+4x)-3(7-4x) | | 64+46+y=180 | | K(x)=(1÷4)x^2+x-1 | | 3x–12=x | | 3/4k=6-5 | | 39+x+28=180 | | 7m−3m=16 | | 0.9(5x-4)=0.5x+0.8 | | -b+7b=5 | | 36x+24-7=6x-36x-5 | | 5=0.8^x | | 6a+6-2a=10+4a-1 | | -(4x-3)+1=4x | | 3(-x+1)=8 | | 7+n/3=-4 | | 4(3x-1)=96 | | 9y-13-6y+8=0 | | 9x-(7x-13)=38 | | 2p/7+4/5=5 | | 2+2n-7=-15 | | 0.55x^2+20x-90=0 |