81=15^x

Simple and best practice solution for 81=15^x equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 81=15^x equation: 



81=15^x

We move all terms to the left:

81-(15^x)=0

We move all terms containing x to the left, all other terms to the right

-15^x=-81

x=-81/1

x=-81

See similar equations:

| 56=15+7x | | 10x-6-7x=x+16 | | 900-30x=540 | | 6(x-1)-4=4x+2(-5+x) | | 6x+25=16-13x | | 3(2x–4)=6(x–2) | | 17y+5=105 | | (10x-11)=43 | | 10x-(3-2x)=4 | | -31=-10-2x | | (8x-20)-(10x-11)=43 | | 0.3/12=x/36 | | -10x+8+4x-5=-3 | | 40+0.14x=53+0.10x | | -(1)/(2)y-(5)/(2)=7y-(5)/(3) | | 1/f=1/f1+1/f2 | | 5x+15-x-2=1 | | (8x-20)=43 | | 5x(x-1)-2(2x^2-7x)=8 | | 2x+3=-15-3 | | -1/2y-5/2=7y-5/3 | | 5x-3-x+2=1 | | -5(4x-2)=2(3-6x | | -4x+2-5x+2=-23 | | 13/2x=-18 | | K=5πn | | 2(x-7)+7=2x+5 | | 8x-20-5x+5=-24 | | k/2=49 | | 6x+6+x+5=-10 | | 4+x(x)=2 | | 1/2x+2/3=1/3x-2/3 |

Equations solver categories