If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6(a=7)=2(7a-9)
We move all terms to the left:
6(a-(7))=0
We multiply parentheses
6a-42=0
We move all terms containing a to the left, all other terms to the right
6a=42
a=42/6
a=7
| 5=r–3+ 3 | | 3x/2+½=2 | | n+3=6n+18 | | n+3=2n+18 | | 2x-7=11+7 | | 6x+120=12x-6 | | 2^6y+2=3^4y+6 | | 2(6)+3x=39 | | 2(6)+3x=36 | | 3x+15+x+15=70 | | X2+1/6x-2=0 | | 5=2y-2/7 | | p4=24 | | 100=40+1.5y | | 11+7=2x-1 | | 4x+2=9x+6 | | 9x-4=8-4x | | 2x-1=11-7 | | 2x-1=11+7 | | w/1.2=3.71 | | 5p+2=16 | | 9+5x^2=4 | | x+(2x-16)+(2x)+(x+10)=360 | | 45x+450=3x^2 | | 5-3=y-2 | | x+x+5+x+2+x+4=x−6 | | 8(5s-11)-16(2s+5=0 | | 35=t-14 | | 39x=27 | | 6(t-2-76=-142 | | (3x-3=2x-6) | | 72+7x+24=100 |