(x+8)2=81

Simple and best practice solution for (x+8)2=81 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 (x+8)2=81 equation:


Simplifying
(x + 8) * 2 = 81

Reorder the terms:
(8 + x) * 2 = 81

Reorder the terms for easier multiplication:
2(8 + x) = 81
(8 * 2 + x * 2) = 81
(16 + 2x) = 81

Solving
16 + 2x = 81

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-16' to each side of the equation.
16 + -16 + 2x = 81 + -16

Combine like terms: 16 + -16 = 0
0 + 2x = 81 + -16
2x = 81 + -16

Combine like terms: 81 + -16 = 65
2x = 65

Divide each side by '2'.
x = 32.5

Simplifying
x = 32.5

See similar equations:

| x+345=34x-7 | | 36s^2-100=0 | | (10y^3-8y-13)-(6y^2+2y+7)= | | 2a^2+18a+28=0 | | 28k^2+13k-6=0 | | (2x-1)(3x+2)-(x+3)(2x+1)=0 | | 2w-11+4w=7 | | x^2+62x=31250 | | -4a+5+5a=9-23 | | x(x-62)=31250 | | s^2-25=0 | | x(x+62)=31250 | | (8b^2-7b-6)-(5b^2+8b+12)= | | 81x^4y-y^5= | | 2n^2-40n+200=0 | | p^2=3p-2 | | x/5+2(x-4)=7 | | 6m-9=8+8m | | 22x^2-9=0 | | 3n/4+n/1-6=5+2n-18 | | x/5=2x-6 | | 4+11x=-13 | | 0.4x+0.2(x+10)=x-1 | | D^2=5 | | 6x-5=4x-17 | | 7m^2-3m-6-2m^2-m+5= | | -4(t-8)-(t+9)=6 | | -2(x-3)+4x=18 | | 6z-20=-47+9z | | 2x^2+8x-2=22 | | 3r-5=-5+5r | | 58-7x=14-14x |

Equations solver categories