If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(4m+7)^2=81
We move all terms to the left:
(4m+7)^2-(81)=0
We move all terms containing m to the left, all other terms to the right
(4m+7)^2=81
| (5-v)(2v-9)=0 | | 4x+2=x+8= | | 7a-4=3 | | 6x-4=116 | | 3/2m=5/7 | | a/6+7=16 | | -9d=15-10d | | 5−9+3x=-10+6+3x | | 3x-3=-4x= | | 4x-21=107 | | 3x+9x-6=3(4x+9) | | 5q+7=7q+q-8 | | 14(20d+4)=5d | | 2=-10+4x | | 5h-9=-16+6h= | | 3x+5=(5x/2)+4 | | 4x+4=9x-36= | | 239384756472983n/678934563=57684928375n+789/65 | | -k+7=4k-8 | | 40(b-5)=20 | | T=2t+20+10 | | 4z-75=69 | | -2g+10=-3g-8-5g | | 3z+39=111 | | x=1600-4(x-100) | | 3(11^m)=12 | | (-4,-2);m=-1/2 | | 10c5c+16.5=13.5+10c | | 5(x-2)+5(x+5)=3 | | -1028(p-2)-3(7=p) | | (x-1/3)-(x-5/12)=x+5/24 | | 6x-58=104 |