If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12^(7-9x)=79
We move all terms to the left:
12^(7-9x)-(79)=0
We add all the numbers together, and all the variables
12^(-9x+7)-79=0
We move all terms containing x to the left, all other terms to the right
12^(-9x+7)=79
| 9(x-5)=6x-24 | | -8v+23=-5(v-4) | | -7+11x=180 | | .9(x-7)=63 | | 31x+2=30x+5=180 | | 3/10=x/540 | | 180=12x-1 | | 12x=1=180 | | 1+33x=180 | | C-2y=-14 | | 5/9c-3/4=7/8=c | | X+62=x+130 | | 3(y-6)=5+22 | | 12x+69=90 | | 22+x=92-24 | | 12+69+z=180 | | 8^(5x+5)=4^(2x) | | (2x-4)2=16 | | 3z^2+2z-5=0 | | 1/5x-12=48 | | 11+5x+6=20 | | v+1.2=6.89 | | 8a^2+38a-18=9a-6 | | -1/2u-3/5=2/7 | | x-9.2=6.12 | | u-9.7=2.9 | | x2-6x=-6x+4 | | y+7.25=9.34 | | v-4.29=7.5 | | (4n+5)(-5n+1)=0 | | -9x+2=27 | | x-7.924=8.96 |